{"id":43162,"date":"2026-11-03T09:50:46","date_gmt":"2026-11-03T08:50:46","guid":{"rendered":"https:\/\/fibre-ottiche.it\/?p=43162"},"modified":"2026-11-03T09:57:34","modified_gmt":"2026-11-03T08:57:34","slug":"fibre-optic-starry-ceiling-7-mistakes-to-avoid-before-installation","status":"publish","type":"post","link":"https:\/\/fibre-ottiche.it\/en\/fibre-optic-starry-ceiling-7-mistakes-to-avoid-before-installation\/","title":{"rendered":"Fibre Optic Starry Ceiling: 7 Mistakes to Avoid Before Installation"},"content":{"rendered":"<p>[vc_row][vc_column][vc_column_text]\r\n    <style>\r\n        .cobb-seven {\r\n            --cs-blue: #07377a;\r\n            --cs-dark: #132c46;\r\n            --cs-text: #394655;\r\n            --cs-muted: #617184;\r\n            --cs-pale: #f2f6fa;\r\n            --cs-line: #dce5ed;\r\n            --cs-gold: #af873c;\r\n\r\n            display: block;\r\n            width: 100%;\r\n            max-width: 1280px;\r\n            min-width: 0;\r\n            margin: 0 auto;\r\n            padding: 0;\r\n            background: #fff;\r\n            color: var(--cs-text) !important;\r\n            font-family: Arial, Helvetica, sans-serif !important;\r\n            font-size: 17px;\r\n            line-height: 1.8;\r\n            font-style: normal;\r\n            text-align: left;\r\n            text-transform: none;\r\n            letter-spacing: normal;\r\n            white-space: normal !important;\r\n            overflow-wrap: break-word;\r\n            isolation: isolate;\r\n        }\r\n\r\n        .cobb-seven,\r\n        .cobb-seven * {\r\n            box-sizing: border-box;\r\n        }\r\n\r\n        .cobb-seven :where(\r\n            div, header, section, nav, figure, figcaption,\r\n            details, summary, p, a, li, small, table,\r\n            caption, th, td, strong, span\r\n        ) {\r\n            font-family: Arial, Helvetica, sans-serif !important;\r\n            font-style: normal !important;\r\n            white-space: normal;\r\n            text-transform: none;\r\n            letter-spacing: normal;\r\n        }\r\n\r\n        .cobb-seven h1,\r\n        .cobb-seven h2,\r\n        .cobb-seven h3,\r\n        .cobb-seven p,\r\n        .cobb-seven figure,\r\n        .cobb-seven ul,\r\n        .cobb-seven ol {\r\n            margin: 0;\r\n            padding: 0;\r\n        }\r\n\r\n        .cobb-seven h1,\r\n        .cobb-seven h2,\r\n        .cobb-seven h3 {\r\n            color: var(--cs-blue) !important;\r\n            font-family: Arial, Helvetica, sans-serif !important;\r\n            font-style: normal !important;\r\n            font-weight: 700 !important;\r\n            text-transform: none !important;\r\n            letter-spacing: -.025em;\r\n            white-space: normal;\r\n            word-break: normal;\r\n            overflow-wrap: normal;\r\n        }\r\n\r\n        .cobb-seven p,\r\n        .cobb-seven li {\r\n            color: var(--cs-text) !important;\r\n        }\r\n\r\n        .cobb-seven strong {\r\n            color: var(--cs-dark) !important;\r\n            font-weight: 700;\r\n        }\r\n\r\n        .cobb-seven a {\r\n            color: var(--cs-blue) !important;\r\n            text-decoration: underline;\r\n            text-underline-offset: 4px;\r\n        }\r\n\r\n        .cobb-seven a:hover {\r\n            text-decoration-thickness: 2px;\r\n        }\r\n\r\n        .cobb-seven a:focus-visible,\r\n        .cobb-seven summary:focus-visible {\r\n            outline: 3px solid var(--cs-gold);\r\n            outline-offset: 5px;\r\n        }\r\n\r\n        .cobb-seven img {\r\n            display: block;\r\n            width: 100%;\r\n            max-width: 100%;\r\n            height: auto;\r\n            margin: 0;\r\n            padding: 0;\r\n            border: 0;\r\n            border-radius: 0;\r\n            box-shadow: none;\r\n        }\r\n\r\n        \/* Percorso di navigazione *\/\r\n        .cobb-seven .cs-breadcrumb {\r\n            padding: 22px 30px;\r\n            color: var(--cs-muted);\r\n            font-size: 12px;\r\n            line-height: 1.6;\r\n        }\r\n\r\n        .cobb-seven .cs-breadcrumb a {\r\n            color: var(--cs-muted) !important;\r\n            text-decoration: none;\r\n        }\r\n\r\n        .cobb-seven .cs-breadcrumb span {\r\n            display: inline-block;\r\n            margin: 0 8px;\r\n        }\r\n\r\n        \/* Apertura articolo *\/\r\n        .cobb-seven .cs-hero {\r\n            display: grid;\r\n            grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);\r\n            align-items: stretch;\r\n            background: #f4f6f8;\r\n        }\r\n\r\n        .cobb-seven .cs-hero-copy {\r\n            min-width: 0;\r\n            padding: clamp(28px, 4vw, 58px);\r\n            align-self: center;\r\n        }\r\n\r\n        .cobb-seven .cs-eyebrow {\r\n            display: block;\r\n            margin-bottom: 18px;\r\n            color: var(--cs-gold) !important;\r\n            font-size: 11px;\r\n            font-weight: 700;\r\n            letter-spacing: .15em;\r\n            text-transform: uppercase;\r\n        }\r\n\r\n        .cobb-seven .cs-hero h1 {\r\n            margin-bottom: 20px;\r\n            font-size: clamp(32px, 3.6vw, 52px) !important;\r\n            line-height: 1.12 !important;\r\n        }\r\n\r\n        .cobb-seven .cs-subtitle {\r\n            margin-bottom: 22px;\r\n            color: var(--cs-blue) !important;\r\n            font-size: clamp(21px, 2vw, 27px);\r\n            font-weight: 700;\r\n            line-height: 1.3;\r\n        }\r\n\r\n        .cobb-seven .cs-hero-intro {\r\n            color: var(--cs-text) !important;\r\n            font-size: 16px;\r\n            line-height: 1.8;\r\n        }\r\n\r\n        .cobb-seven .cs-hero-photo {\r\n            position: relative;\r\n            min-width: 0;\r\n            min-height: 440px;\r\n            background: #e7edf3;\r\n        }\r\n\r\n        .cobb-seven .cs-hero-photo img {\r\n            position: absolute;\r\n            inset: 0;\r\n            width: 100%;\r\n            height: 100%;\r\n            object-fit: cover;\r\n            object-position: center;\r\n        }\r\n\r\n        .cobb-seven .cs-topics {\r\n            display: flex;\r\n            justify-content: center;\r\n            flex-wrap: wrap;\r\n            gap: 10px 28px;\r\n            padding: 18px 22px;\r\n            border-bottom: 1px solid var(--cs-line);\r\n        }\r\n\r\n        .cobb-seven .cs-topics span {\r\n            color: var(--cs-blue);\r\n            font-size: 10px;\r\n            font-weight: 700;\r\n            letter-spacing: .1em;\r\n            text-transform: uppercase;\r\n        }\r\n\r\n        \/* Indice e corpo *\/\r\n        .cobb-seven .cs-layout {\r\n            display: grid;\r\n            grid-template-columns: 205px minmax(0, 1fr);\r\n            align-items: start;\r\n            gap: 42px;\r\n            padding: 48px 30px 25px;\r\n        }\r\n\r\n        .cobb-seven .cs-index {\r\n            position: sticky;\r\n            top: 120px;\r\n            min-width: 0;\r\n            max-height: calc(100vh - 145px);\r\n            overflow-y: auto;\r\n            padding-right: 20px;\r\n            border-right: 1px solid var(--cs-line);\r\n        }\r\n\r\n        .cobb-seven .cs-index summary {\r\n            display: block;\r\n            margin: 0;\r\n            color: var(--cs-blue);\r\n            font-size: 11px;\r\n            font-weight: 700;\r\n            line-height: 1.6;\r\n            letter-spacing: .08em;\r\n            text-transform: uppercase;\r\n            list-style: none;\r\n            cursor: pointer;\r\n        }\r\n\r\n        .cobb-seven .cs-index summary::-webkit-details-marker {\r\n            display: none;\r\n        }\r\n\r\n        .cobb-seven .cs-index[open] summary {\r\n            margin-bottom: 20px;\r\n        }\r\n\r\n        .cobb-seven .cs-index ol {\r\n            list-style: none;\r\n        }\r\n\r\n        .cobb-seven .cs-index li {\r\n            list-style: none;\r\n        }\r\n\r\n        .cobb-seven .cs-index li + li {\r\n            margin-top: 17px;\r\n        }\r\n\r\n        .cobb-seven .cs-index a {\r\n            display: grid;\r\n            grid-template-columns: 23px minmax(0, 1fr);\r\n            gap: 8px;\r\n            color: var(--cs-muted) !important;\r\n            font-size: 12px;\r\n            line-height: 1.55;\r\n            text-decoration: none;\r\n        }\r\n\r\n        .cobb-seven .cs-index a span {\r\n            color: var(--cs-blue);\r\n            font-weight: 700;\r\n        }\r\n\r\n        .cobb-seven .cs-index a:hover {\r\n            color: var(--cs-blue) !important;\r\n        }\r\n\r\n        .cobb-seven .cs-body {\r\n            min-width: 0;\r\n        }\r\n\r\n        .cobb-seven .cs-intro {\r\n            padding-bottom: 32px;\r\n            border-bottom: 1px solid var(--cs-line);\r\n        }\r\n\r\n        .cobb-seven .cs-body p + p {\r\n            margin-top: 16px;\r\n        }\r\n\r\n        .cobb-seven .cs-errors-title {\r\n            margin: 34px 0 0;\r\n            padding-bottom: 14px;\r\n            border-bottom: 3px solid var(--cs-blue);\r\n            font-size: clamp(26px, 3vw, 38px) !important;\r\n            line-height: 1.2 !important;\r\n            text-transform: uppercase !important;\r\n            text-decoration: underline;\r\n            text-decoration-color: var(--cs-gold);\r\n            text-underline-offset: 7px;\r\n        }\r\n\r\n        .cobb-seven .cs-section {\r\n            display: grid;\r\n            grid-template-columns: 65px minmax(0, 1fr);\r\n            align-items: start;\r\n            gap: 18px;\r\n            padding: 36px 0;\r\n            scroll-margin-top: 140px;\r\n        }\r\n\r\n        .cobb-seven .cs-section > div {\r\n            min-width: 0;\r\n        }\r\n\r\n        .cobb-seven .cs-number {\r\n            color: #b6cce0;\r\n            font-family: Georgia, 'Times New Roman', serif !important;\r\n            font-size: 58px;\r\n            font-weight: 400;\r\n            line-height: 1;\r\n            letter-spacing: -.06em;\r\n        }\r\n\r\n        .cobb-seven .cs-section h2 {\r\n            margin-bottom: 18px;\r\n            font-size: clamp(23px, 2vw, 28px) !important;\r\n            line-height: 1.3 !important;\r\n        }\r\n\r\n        .cobb-seven .cs-section h2::before {\r\n            content: \"\";\r\n            display: block;\r\n            width: 34px;\r\n            height: 2px;\r\n            margin-bottom: 15px;\r\n            background: var(--cs-gold);\r\n        }\r\n\r\n        \/* Box pratico *\/\r\n        .cobb-seven .cs-tip {\r\n            margin-top: 23px;\r\n            padding: 17px 19px;\r\n            border-left: 3px solid var(--cs-blue);\r\n            background: var(--cs-pale);\r\n            color: var(--cs-text) !important;\r\n            font-size: 15px;\r\n            line-height: 1.8;\r\n        }\r\n\r\n        .cobb-seven .cs-tip-label {\r\n            display: block;\r\n            margin-bottom: 6px;\r\n            color: var(--cs-blue);\r\n            font-size: 10px;\r\n            font-weight: 700;\r\n            letter-spacing: .12em;\r\n            text-transform: uppercase;\r\n        }\r\n\r\n        \/* Foto intermedie *\/\r\n        .cobb-seven .cs-photo-block {\r\n            margin: 20px 0 26px;\r\n            border: 1px solid var(--cs-line);\r\n            background: #f7f9fb;\r\n        }\r\n\r\n        .cobb-seven .cs-photo-block img {\r\n            width: 100%;\r\n            height: auto;\r\n            max-height: none;\r\n            object-fit: contain;\r\n            background: #fff;\r\n        }\r\n\r\n        .cobb-seven .cs-photo-block figcaption {\r\n            padding: 23px 25px;\r\n        }\r\n\r\n        .cobb-seven .cs-photo-block h3 {\r\n            margin-bottom: 8px;\r\n            font-size: 23px !important;\r\n            line-height: 1.3 !important;\r\n        }\r\n\r\n        .cobb-seven .cs-photo-block p {\r\n            font-size: 14px;\r\n            line-height: 1.75;\r\n        }\r\n\r\n        \/* Tabella tecnica *\/\r\n        .cobb-seven .cs-table-wrap {\r\n            width: 100%;\r\n            overflow-x: auto;\r\n            margin-top: 23px;\r\n            border: 1px solid var(--cs-line);\r\n        }\r\n\r\n        .cobb-seven table {\r\n            display: table;\r\n            width: 100%;\r\n            margin: 0;\r\n            border: 0;\r\n            border-collapse: collapse;\r\n            color: var(--cs-text);\r\n            font-size: 14px;\r\n            line-height: 1.6;\r\n        }\r\n\r\n        .cobb-seven caption {\r\n            padding: 12px 15px;\r\n            background: #f7f9fb;\r\n            color: var(--cs-blue);\r\n            font-size: 12px;\r\n            font-weight: 700;\r\n            text-align: left;\r\n        }\r\n\r\n        .cobb-seven th,\r\n        .cobb-seven td {\r\n            padding: 12px 15px;\r\n            border: 0;\r\n            border-bottom: 1px solid var(--cs-line);\r\n            color: var(--cs-text);\r\n            text-align: left;\r\n        }\r\n\r\n        .cobb-seven th {\r\n            background: #eaf0f6;\r\n            color: var(--cs-dark);\r\n            font-weight: 700;\r\n        }\r\n\r\n        .cobb-seven tbody tr:last-child td {\r\n            border-bottom: 0;\r\n        }\r\n\r\n        .cobb-seven p.cs-small {\r\n            margin-top: 12px;\r\n            color: var(--cs-muted) !important;\r\n            font-size: 13px;\r\n            line-height: 1.75;\r\n        }\r\n\r\n        \/* Grado IP *\/\r\n        .cobb-seven .cs-ip {\r\n            display: flex;\r\n            align-items: flex-start;\r\n            gap: 17px;\r\n            margin-top: 23px;\r\n            padding: 20px;\r\n            border: 1px solid var(--cs-line);\r\n        }\r\n\r\n        .cobb-seven .cs-ip-badge {\r\n            flex: 0 0 auto;\r\n            padding: 11px;\r\n            background: #eaf0f6;\r\n            color: var(--cs-blue);\r\n            font-size: 23px;\r\n            font-weight: 700;\r\n            line-height: 1.2;\r\n        }\r\n\r\n        .cobb-seven .cs-ip p {\r\n            font-size: 14px;\r\n            line-height: 1.75;\r\n        }\r\n\r\n        \/* Riepilogo *\/\r\n        .cobb-seven .cs-checklist {\r\n            margin: 24px 0 30px;\r\n            padding: 29px;\r\n            background: var(--cs-pale);\r\n        }\r\n\r\n        .cobb-seven .cs-checklist h2 {\r\n            margin-bottom: 17px;\r\n            font-size: 25px !important;\r\n            line-height: 1.3 !important;\r\n        }\r\n\r\n        .cobb-seven .cs-checklist ul {\r\n            margin-top: 17px;\r\n            padding-left: 21px;\r\n            list-style: disc;\r\n        }\r\n\r\n        .cobb-seven .cs-checklist li {\r\n            margin: 8px 0;\r\n            padding-left: 3px;\r\n            list-style: disc;\r\n        }\r\n\r\n        \/* CTA *\/\r\n        .cobb-seven .cs-cta {\r\n            display: flex;\r\n            flex-wrap: wrap;\r\n            align-items: center;\r\n            gap: 28px;\r\n            margin-top: 18px;\r\n            padding: 43px 34px;\r\n            background: var(--cs-blue);\r\n            color: #fff;\r\n        }\r\n\r\n        .cobb-seven .cs-cta-copy {\r\n            flex: 1 1 380px;\r\n            min-width: 0;\r\n        }\r\n\r\n        .cobb-seven .cs-cta h2 {\r\n            margin-bottom: 14px;\r\n            color: #fff !important;\r\n            font-size: clamp(27px, 2.8vw, 35px) !important;\r\n            line-height: 1.25 !important;\r\n        }\r\n\r\n        .cobb-seven .cs-cta p {\r\n            max-width: 650px;\r\n            color: #e4edf7 !important;\r\n            font-size: 15px;\r\n            line-height: 1.8;\r\n        }\r\n\r\n        .cobb-seven a.cs-button {\r\n            display: inline-flex;\r\n            flex: 0 1 auto;\r\n            align-items: center;\r\n            justify-content: center;\r\n            gap: 12px;\r\n            max-width: 100%;\r\n            padding: 17px 22px;\r\n            border: 1px solid #fff;\r\n            background: #fff;\r\n            color: var(--cs-blue) !important;\r\n            font-size: 11px;\r\n            font-weight: 700;\r\n            line-height: 1.6;\r\n            letter-spacing: .03em;\r\n            text-align: center;\r\n            text-decoration: none !important;\r\n        }\r\n\r\n        .cobb-seven a.cs-button:hover {\r\n            background: #e8f0f8;\r\n        }\r\n\r\n        \/* Articoli correlati *\/\r\n        .cobb-seven .cs-related {\r\n            padding: 36px 30px;\r\n        }\r\n\r\n        .cobb-seven .cs-related > h2 {\r\n            margin-bottom: 20px;\r\n            font-size: 12px !important;\r\n            line-height: 1.6 !important;\r\n            letter-spacing: .1em;\r\n            text-transform: uppercase !important;\r\n        }\r\n\r\n        .cobb-seven .cs-related-grid {\r\n            display: grid;\r\n            grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);\r\n            gap: 22px;\r\n        }\r\n\r\n        .cobb-seven a.cs-related-link {\r\n            display: flex;\r\n            flex-direction: column;\r\n            align-items: flex-start;\r\n            padding: 24px;\r\n            border: 1px solid var(--cs-line);\r\n            text-decoration: none;\r\n        }\r\n\r\n        .cobb-seven .cs-related-link small {\r\n            display: block;\r\n            margin-bottom: 11px;\r\n            color: var(--cs-gold);\r\n            font-size: 10px;\r\n            font-weight: 700;\r\n            letter-spacing: .1em;\r\n            text-transform: uppercase;\r\n        }\r\n\r\n        .cobb-seven .cs-related-link h3 {\r\n            margin-bottom: 20px;\r\n            font-size: 21px !important;\r\n            line-height: 1.4 !important;\r\n        }\r\n\r\n        .cobb-seven .cs-related-link > span {\r\n            margin-top: auto;\r\n            font-size: 11px;\r\n            font-weight: 700;\r\n        }\r\n\r\n        .cobb-seven .cs-related-link:hover {\r\n            background: #f5f8fb;\r\n        }\r\n\r\n        @media (max-width: 1100px) {\r\n            .cobb-seven .cs-layout {\r\n                grid-template-columns: 175px minmax(0, 1fr);\r\n                gap: 27px;\r\n                padding: 38px 24px 20px;\r\n            }\r\n\r\n            .cobb-seven .cs-section {\r\n                grid-template-columns: 48px minmax(0, 1fr);\r\n                gap: 13px;\r\n            }\r\n\r\n            .cobb-seven .cs-number {\r\n                font-size: 47px;\r\n            }\r\n        }\r\n\r\n        @media (max-width: 900px) {\r\n            .cobb-seven .cs-hero {\r\n                grid-template-columns: 1fr;\r\n            }\r\n\r\n            .cobb-seven .cs-hero-copy {\r\n                padding: 35px 28px;\r\n            }\r\n\r\n            .cobb-seven .cs-hero-photo {\r\n                min-height: 0;\r\n                aspect-ratio: 16 \/ 10;\r\n            }\r\n\r\n            .cobb-seven .cs-layout {\r\n                grid-template-columns: 1fr;\r\n                gap: 30px;\r\n            }\r\n\r\n            .cobb-seven .cs-index {\r\n                position: static;\r\n                max-height: none;\r\n                overflow: visible;\r\n                padding: 20px;\r\n                border: 1px solid var(--cs-line);\r\n                background: #f7f9fb;\r\n            }\r\n\r\n            .cobb-seven .cs-index summary::after {\r\n                content: \" +\";\r\n                float: right;\r\n            }\r\n\r\n            .cobb-seven .cs-index[open] summary::after {\r\n                content: \" \u2212\";\r\n            }\r\n        }\r\n\r\n        @media (max-width: 600px) {\r\n            .cobb-seven {\r\n                font-size: 16px;\r\n                line-height: 1.8;\r\n            }\r\n\r\n            .cobb-seven .cs-breadcrumb {\r\n                padding: 17px 18px;\r\n                font-size: 11px;\r\n            }\r\n\r\n            .cobb-seven .cs-hero-copy {\r\n                padding: 30px 21px;\r\n            }\r\n\r\n            .cobb-seven .cs-hero h1 {\r\n                font-size: 35px !important;\r\n            }\r\n\r\n            .cobb-seven .cs-subtitle {\r\n                font-size: 22px;\r\n            }\r\n\r\n            .cobb-seven .cs-hero-photo {\r\n                aspect-ratio: 4 \/ 3;\r\n            }\r\n\r\n            .cobb-seven .cs-topics {\r\n                gap: 8px 15px;\r\n                padding: 15px;\r\n            }\r\n\r\n            .cobb-seven .cs-topics span {\r\n                font-size: 9px;\r\n            }\r\n\r\n            .cobb-seven .cs-layout {\r\n                padding: 26px 18px 12px;\r\n            }\r\n\r\n            .cobb-seven .cs-index a {\r\n                font-size: 13px;\r\n            }\r\n\r\n            .cobb-seven .cs-section {\r\n                grid-template-columns: 1fr;\r\n                gap: 12px;\r\n                padding: 28px 0;\r\n            }\r\n\r\n            .cobb-seven .cs-number {\r\n                font-size: 43px;\r\n            }\r\n\r\n            .cobb-seven .cs-section h2 {\r\n                font-size: 24px !important;\r\n            }\r\n\r\n            .cobb-seven .cs-tip {\r\n                padding: 15px;\r\n                font-size: 14px;\r\n            }\r\n\r\n            .cobb-seven .cs-photo-block figcaption {\r\n                padding: 20px;\r\n            }\r\n\r\n            .cobb-seven .cs-ip {\r\n                flex-direction: column;\r\n                padding: 17px;\r\n            }\r\n\r\n            .cobb-seven .cs-checklist {\r\n                padding: 21px;\r\n            }\r\n\r\n            .cobb-seven th,\r\n            .cobb-seven td {\r\n                padding: 11px 9px;\r\n                font-size: 12px;\r\n            }\r\n\r\n            .cobb-seven .cs-cta {\r\n                padding: 31px 21px;\r\n                gap: 23px;\r\n            }\r\n\r\n            .cobb-seven .cs-cta-copy {\r\n                flex-basis: 100%;\r\n            }\r\n\r\n            .cobb-seven a.cs-button {\r\n                width: 100%;\r\n            }\r\n\r\n            .cobb-seven .cs-related {\r\n                padding: 30px 18px;\r\n            }\r\n\r\n            .cobb-seven .cs-related-grid {\r\n                grid-template-columns: 1fr;\r\n                gap: 16px;\r\n            }\r\n        }\r\n    <\/style>\r\n\r\n    <article\r\n        id=\"cobb-seven-1\"\r\n        class=\"cobb-seven\"\r\n        lang=\"en\"\r\n        aria-labelledby=\"cobb-seven-1-title\"\r\n    >\r\n\r\n        <nav class=\"cs-breadcrumb\" aria-label=\"Breadcrumb\">\r\n            <a href=\"https:\/\/fibre-ottiche.it\/\">Home<\/a>\r\n            <span aria-hidden=\"true\">\/<\/span>\r\n            <a href=\"https:\/\/fibre-ottiche.it\/blog\/\">Blog<\/a>\r\n            <span aria-hidden=\"true\">\/<\/span>\r\n            Technical guides\r\n        <\/nav>\r\n\r\n        <header class=\"cs-hero\">\r\n            <div class=\"cs-hero-copy\">\r\n                <span class=\"cs-eyebrow\">COBB technical guides<\/span>\r\n\r\n                <h1 id=\"cobb-seven-1-title\">\r\n                    Fibre optic starry ceiling\r\n                <\/h1>\r\n\r\n                <p class=\"cs-subtitle\">\r\n                    7 mistakes to avoid before installation\r\n                <\/p>\r\n\r\n                <p class=\"cs-hero-intro\">\r\n                    From choosing the light engine to planning fibre routes: the checks to carry out before installation to coordinate components, site preparation and the final lighting effect.\r\n                <\/p>\r\n            <\/div>\r\n\r\n            <figure class=\"cs-hero-photo\">\r\n                <img\r\n                    src=\"https:\/\/fibre-ottiche.it\/wp-content\/uploads\/2026\/10\/Cielo-stellato-in-fibra-ottica.png\"\r\n                    alt=\"Fibre optic starry ceiling\"\r\n                    fetchpriority=\"high\"\r\n                    decoding=\"async\"\r\n                >\r\n            <\/figure>\r\n        <\/header>\r\n\r\n        <div class=\"cs-topics\" aria-label=\"Article topics\">\r\n            <span>Design<\/span>\r\n            <span>Fibre optics<\/span>\r\n            <span>Installation<\/span>\r\n        <\/div>\r\n\r\n        <div class=\"cs-layout\">\r\n\r\n            <details class=\"cs-index\" open>\r\n                <summary>In this article<\/summary>\r\n\r\n                <nav aria-label=\"Table of contents\">\r\n                    <ol>\r\n                                                    <li>\r\n                                <a href=\"#cobb-seven-1-errore-1\">\r\n                                    <span aria-hidden=\"true\">01<\/span>\r\n\r\n                                    Space for the light engine                                <\/a>\r\n                            <\/li>\r\n                                                    <li>\r\n                                <a href=\"#cobb-seven-1-errore-2\">\r\n                                    <span aria-hidden=\"true\">02<\/span>\r\n\r\n                                    Fibre routes                                <\/a>\r\n                            <\/li>\r\n                                                    <li>\r\n                                <a href=\"#cobb-seven-1-errore-3\">\r\n                                    <span aria-hidden=\"true\">03<\/span>\r\n\r\n                                    Star arrangement                                <\/a>\r\n                            <\/li>\r\n                                                    <li>\r\n                                <a href=\"#cobb-seven-1-errore-4\">\r\n                                    <span aria-hidden=\"true\">04<\/span>\r\n\r\n                                    Bend radius                                <\/a>\r\n                            <\/li>\r\n                                                    <li>\r\n                                <a href=\"#cobb-seven-1-errore-5\">\r\n                                    <span aria-hidden=\"true\">05<\/span>\r\n\r\n                                    Light source and controls                                <\/a>\r\n                            <\/li>\r\n                                                    <li>\r\n                                <a href=\"#cobb-seven-1-errore-6\">\r\n                                    <span aria-hidden=\"true\">06<\/span>\r\n\r\n                                    IP protection rating                                <\/a>\r\n                            <\/li>\r\n                                                    <li>\r\n                                <a href=\"#cobb-seven-1-errore-7\">\r\n                                    <span aria-hidden=\"true\">07<\/span>\r\n\r\n                                    Installation and finishing                                <\/a>\r\n                            <\/li>\r\n                                            <\/ol>\r\n                <\/nav>\r\n            <\/details>\r\n\r\n            <div class=\"cs-body\">\r\n\r\n                <div class=\"cs-intro\">\r\n                    <p>\r\n                        Creating a fibre optic starry ceiling requires coordination between\r\n                        <strong>lighting design<\/strong>, component selection and preparation of the suspended ceiling.\r\n                    <\/p>\r\n\r\n                    <p>\r\n                        The system includes a light source, known as a <strong>light engine<\/strong>, a <strong>fibre optic harness<\/strong>\r\n                        and a <strong>common connector<\/strong>, which couples the harness to the light source. Light travels along the fibres to the ends visible on the ceiling.\r\n                    <\/p>\r\n\r\n                    <p>\r\n                        The arrangement of light points, fibre diameters and lengths, and light source specifications must be defined together. Here are seven mistakes to avoid before installation.\r\n                    <\/p>\r\n                <\/div>\r\n\r\n                <h2 class=\"cs-errors-title\">7 MISTAKES TO AVOID<\/h2>\r\n\r\n                <section\r\n                    class=\"cs-section\"\r\n                    id=\"cobb-seven-1-errore-1\"\r\n                    aria-labelledby=\"cobb-seven-1-h-1\"\r\n                >\r\n                    <span class=\"cs-number\" aria-hidden=\"true\">01<\/span>\r\n\r\n                    <div>\r\n                        <h2 id=\"cobb-seven-1-h-1\">\r\n                            Failing to provide accessible space for the light engine\r\n                        <\/h2>\r\n\r\n                        <p>\r\n                            The light engine must be installed in a space that accommodates its\r\n                            <strong>overall dimensions<\/strong>, connections and the operating conditions specified by the manufacturer.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            This check must also include the connector and the harness outlet. A unit that fits inside the ceiling void may still be difficult to connect or remove.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            An\r\n                            <strong>access hatch<\/strong>\r\n                            or equivalent access must be provided. Even fanless models require the specified installation conditions to be met for adequate cooling.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-tip\">\r\n                            <span class=\"cs-tip-label\">How to avoid it<\/span>\r\n                            Define the position, access and available space before closing the suspended ceiling. Check the overall dimensions of the selected model, including its connector and connections.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/section>\r\n\r\n                <section\r\n                    class=\"cs-section\"\r\n                    id=\"cobb-seven-1-errore-2\"\r\n                    aria-labelledby=\"cobb-seven-1-h-2\"\r\n                >\r\n                    <span class=\"cs-number\" aria-hidden=\"true\">02<\/span>\r\n\r\n                    <div>\r\n                        <h2 id=\"cobb-seven-1-h-2\">\r\n                            Sizing the harness without checking the fibre routes\r\n                        <\/h2>\r\n\r\n                        <p>\r\n                            The fibres, or <strong>tails<\/strong>, branch out from the common connector to reach the individual light points. Their lengths must be determined according to the actual route through the ceiling void.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            The distance from the light engine, obstacles and changes of direction can affect the route. Another factor to consider is<strong>optical attenuation<\/strong>, the reduction in light as it travels along the fibre.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-tip\">\r\n                            <span class=\"cs-tip-label\">How to avoid it<\/span>\r\n                            Draw up a routing plan and agree on lengths and installation allowances before the harness is manufactured, avoiding unnecessary extra length.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/section>\r\n\r\n                <section\r\n                    class=\"cs-section\"\r\n                    id=\"cobb-seven-1-errore-3\"\r\n                    aria-labelledby=\"cobb-seven-1-h-3\"\r\n                >\r\n                    <span class=\"cs-number\" aria-hidden=\"true\">03<\/span>\r\n\r\n                    <div>\r\n                        <h2 id=\"cobb-seven-1-h-3\">\r\n                            Setting the density without planning the star arrangement\r\n                        <\/h2>\r\n\r\n                        <p>\r\n                            The <strong>light point density<\/strong>, expressed as the number of points per square metre, describes how densely the surface will be populated. On its own, it does not define the visual effect.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            You must also determine the\r\n                            <strong>spatial arrangement<\/strong>: irregular to evoke a natural sky, or organised into constellations and predefined patterns.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-tip\">\r\n                            <span class=\"cs-tip-label\">How to avoid it<\/span>\r\n                            Prepare a drilling layout and check the positions of the stars in relation to other ceiling elements. Quantity and arrangement must be chosen together.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/section>\r\n\r\n                <figure class=\"cs-photo-block\">\r\n                    <img\r\n                        src=\"https:\/\/fibre-ottiche.it\/wp-content\/uploads\/2026\/10\/Fibre-ottiche-luminose-sul-disegno-tecnico.png\"\r\n                        alt=\"Glowing optical fibres laid on a technical drawing\"\r\n                        loading=\"lazy\"\r\n                        decoding=\"async\"\r\n                    >\r\n\r\n                    <figcaption>\r\n                        <h3>Precision makes the difference<\/h3>\r\n                        <p>\r\n                            The light point layout and fibre routes must be defined together with the position of the light source.\r\n                        <\/p>\r\n                    <\/figcaption>\r\n                <\/figure>\r\n\r\n                <section\r\n                    class=\"cs-section\"\r\n                    id=\"cobb-seven-1-errore-4\"\r\n                    aria-labelledby=\"cobb-seven-1-h-4\"\r\n                >\r\n                    <span class=\"cs-number\" aria-hidden=\"true\">04<\/span>\r\n\r\n                    <div>\r\n                        <h2 id=\"cobb-seven-1-h-4\">\r\n                            Overlooking diameter and minimum bend radius\r\n                        <\/h2>\r\n\r\n                        <p>\r\n                            The <strong>PMMA synthetic monofilament fibres<\/strong>, made from polymethyl methacrylate, are available in various diameters, selected according to the intended result.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            During installation, you must observe the <strong>minimum bend radius<\/strong>: the specified limit for bending the fibre while staying within the manufacturer's stated conditions.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-table-wrap\">\r\n                            <table>\r\n                                <caption>\r\n                                    COBB unsheathed PMMA monofilament fibres: examples of minimum bend radii\r\n                                <\/caption>\r\n\r\n                                <thead>\r\n                                    <tr>\r\n                                        <th scope=\"col\">Fibre<\/th>\r\n                                        <th scope=\"col\">Outer diameter<\/th>\r\n                                        <th scope=\"col\">Minimum bend radius<\/th>\r\n                                    <\/tr>\r\n                                <\/thead>\r\n\r\n                                <tbody>\r\n                                    <tr>\r\n                                        <td>FB750<\/td>\r\n                                        <td>0.75 mm<\/td>\r\n                                        <td>5.25 mm<\/td>\r\n                                    <\/tr>\r\n                                    <tr>\r\n                                        <td>FB1000<\/td>\r\n                                        <td>1 mm<\/td>\r\n                                        <td>7.00 mm<\/td>\r\n                                    <\/tr>\r\n                                    <tr>\r\n                                        <td>FB1500<\/td>\r\n                                        <td>1.5 mm<\/td>\r\n                                        <td>10.5 mm<\/td>\r\n                                    <\/tr>\r\n                                <\/tbody>\r\n                            <\/table>\r\n                        <\/div>\r\n\r\n                        <p class=\"cs-small\">\r\n                            These values apply to the products listed. For other fibres, consult the relevant documentation.\r\n                            <a href=\"https:\/\/fibre-ottiche.it\/en\/fiber-optic-bundles\/unsheated-pmma-fiber-optics\/\">\r\n                                View COBB technical specifications\r\n                            <\/a>.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-tip\">\r\n                            <span class=\"cs-tip-label\">How to avoid it<\/span>\r\n                            Provide bends suited to the product. Avoid sharp bends, crushing and fixings that compress the fibres.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/section>\r\n\r\n                <section\r\n                    class=\"cs-section\"\r\n                    id=\"cobb-seven-1-errore-5\"\r\n                    aria-labelledby=\"cobb-seven-1-h-5\"\r\n                >\r\n                    <span class=\"cs-number\" aria-hidden=\"true\">05<\/span>\r\n\r\n                    <div>\r\n                        <h2 id=\"cobb-seven-1-h-5\">\r\n                            Choosing the light source based on wattage alone\r\n                        <\/h2>\r\n\r\n                        <p>\r\n                            The <strong>electrical power<\/strong>, expressed in watts, is not enough to determine which light engine to use. Compatibility with the harness, the type of light and the required effects must also be assessed.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            The COBB range includes white light sources, <strong>RGB+W<\/strong> and models with a twinkling effect. Dimming, colour changing and integration via\r\n                            <strong>DMX, DALI or Casambi<\/strong>\r\n                            depend on the model and configuration.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            The <strong>LRGBW-LED15-TW<\/strong>, for example, uses RGB+W LEDs, incorporates a twinkling effect and supports control via an RF remote, an app and a DMX signal.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-tip\">\r\n                            <span class=\"cs-tip-label\">How to avoid it<\/span>\r\n                            Define the light source, effects and control methods before ordering. Check which functions are available in the configuration actually supplied.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/section>\r\n\r\n                <figure class=\"cs-photo-block\">\r\n                    <img\r\n                        src=\"https:\/\/fibre-ottiche.it\/wp-content\/uploads\/2026\/10\/Cielo-stellato-in-fibra-ottica.png\"\r\n                        alt=\"Illustrative image for a fibre optic starry ceiling project\"\r\n                        loading=\"lazy\"\r\n                        decoding=\"async\"\r\n                    >\r\n\r\n                    <figcaption>\r\n                        <h3>A professionally installed system<\/h3>\r\n                        <p>\r\n                            Access, routing and the sequence of work must be coordinated before closing the suspended ceiling.\r\n                        <\/p>\r\n                    <\/figcaption>\r\n                <\/figure>\r\n\r\n                <section\r\n                    class=\"cs-section\"\r\n                    id=\"cobb-seven-1-errore-6\"\r\n                    aria-labelledby=\"cobb-seven-1-h-6\"\r\n                >\r\n                    <span class=\"cs-number\" aria-hidden=\"true\">06<\/span>\r\n\r\n                    <div>\r\n                        <h2 id=\"cobb-seven-1-h-6\">\r\n                            Confusing fibre characteristics with the unit's protection rating\r\n                        <\/h2>\r\n\r\n                        <p>\r\n                            Fibres carry light without carrying electrical current to the light points. The light engine, however, remains an electrically powered unit with its own installation requirements.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            The <strong>IP protection rating<\/strong>\r\n                            applies to the unit's enclosure and must be assessed in relation to exposure to solid objects and water.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-ip\">\r\n                            <span class=\"cs-ip-badge\">IP40<\/span>\r\n\r\n                            <p>\r\n                                This is the rating specified for the LRGBW-LED15-TW model. The second digit, zero, indicates no protection against water ingress: the unit must not be considered waterproof.\r\n                            <\/p>\r\n                        <\/div>\r\n\r\n                        <div class=\"cs-tip\">\r\n                            <span class=\"cs-tip-label\">How to avoid it<\/span>\r\n                            Distinguish between the position of the fibres and that of the electrical components. For bathroom, swimming pool and spa projects, have each component checked for suitability under the actual conditions.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/section>\r\n\r\n                <section\r\n                    class=\"cs-section\"\r\n                    id=\"cobb-seven-1-errore-7\"\r\n                    aria-labelledby=\"cobb-seven-1-h-7\"\r\n                >\r\n                    <span class=\"cs-number\" aria-hidden=\"true\">07<\/span>\r\n\r\n                    <div>\r\n                        <h2 id=\"cobb-seven-1-h-7\">\r\n                            Failing to coordinate drilling, installation and finishing\r\n                        <\/h2>\r\n\r\n                        <p>\r\n                            The sequence of work affects fibre handling and the finishing of the light points.\r\n                        <\/p>\r\n\r\n                        <p>\r\n                            In COBB's plasterboard installation procedure, the fibres are inserted from the back of the panels and initially left protruding. The\r\n                            <strong>finishing of the fibre ends<\/strong>\r\n                            is carried out after painting and drying.\r\n                        <\/p>\r\n\r\n                        <div class=\"cs-tip\">\r\n                            <span class=\"cs-tip-label\">How to avoid it<\/span>\r\n                            Agree on the sequence of work with the plasterboard contractor, installer and decorator. Carry out a functional check before the fibre routes become inaccessible. Adapt the procedure to the substrate and the selected system.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/section>\r\n\r\n                <section\r\n                    class=\"cs-checklist\"\r\n                    aria-labelledby=\"cobb-seven-1-check\"\r\n                >\r\n                    <h2 id=\"cobb-seven-1-check\">\r\n                        What to prepare before installation\r\n                    <\/h2>\r\n\r\n                    <p>\r\n                        To assess the system and coordinate installation, gather the following information:\r\n                    <\/p>\r\n\r\n                    <ul>\r\n                        <li>\r\n                            A plan and dimensions of the surface to be illuminated.\r\n                        <\/li>\r\n                        <li>\r\n                            The type of substrate and the space available in the ceiling void.\r\n                        <\/li>\r\n                        <li>\r\n                            The position of the light engine and access to it.\r\n                        <\/li>\r\n                        <li>\r\n                            The planned fibre routes.\r\n                        <\/li>\r\n                        <li>\r\n                            The light point arrangement and the desired effect.\r\n                        <\/li>\r\n                        <li>\r\n                            The control methods and environmental conditions.\r\n                        <\/li>\r\n                    <\/ul>\r\n\r\n                    <p class=\"cs-small\">\r\n                        For installation, refer to the documentation supplied with the system and the installer's checks.\r\n                    <\/p>\r\n                <\/section>\r\n\r\n            <\/div>\r\n        <\/div>\r\n\r\n        <section\r\n            class=\"cs-cta\"\r\n            aria-labelledby=\"cobb-seven-1-cta\"\r\n        >\r\n            <div class=\"cs-cta-copy\">\r\n                <h2 id=\"cobb-seven-1-cta\">\r\n                    Your starry ceiling starts with a plan.\r\n                <\/h2>\r\n\r\n                <p>\r\n                    COBB Fibre Ottiche designs and manufactures bespoke systems. Share the details of your space to define the fibres, light source and desired effect.\r\n                <\/p>\r\n            <\/div>\r\n\r\n            <a\r\n                class=\"cs-button\"\r\n                href=\"https:\/\/configuratore.fibre-ottiche.it\/en\/\"\r\n            >\r\n                CONFIGURE YOUR STARRY CEILING\r\n                <span aria-hidden=\"true\">\u2192<\/span>\r\n            <\/a>\r\n        <\/section>\r\n\r\n        <section\r\n            class=\"cs-related\"\r\n            aria-labelledby=\"cobb-seven-1-related\"\r\n        >\r\n            <h2 id=\"cobb-seven-1-related\">\r\n                Read more on the blog\r\n            <\/h2>\r\n\r\n            <div class=\"cs-related-grid\">\r\n                <a\r\n                    class=\"cs-related-link\"\r\n                    href=\"https:\/\/fibre-ottiche.it\/en\/complete-guide-to-creating-a-star-ceiling-in-plasterboard-with-pmma-fibre-optics\/\"\r\n                >\r\n                    <small>Installation<\/small>\r\n\r\n                    <h3>\r\n                        How to create a starry plasterboard ceiling with PMMA fibre optics\r\n                    <\/h3>\r\n\r\n                    <span>READ THE GUIDE \u2192<\/span>\r\n                <\/a>\r\n\r\n                <a\r\n                    class=\"cs-related-link\"\r\n                    href=\"https:\/\/fibre-ottiche.it\/en\/fiber-optic-lighting-control-dmx-dali-casambi-alexa\/\"\r\n                >\r\n                    <small>Lighting control<\/small>\r\n\r\n                    <h3>\r\n                        DMX, DALI, Casambi and Alexa: lighting control options\r\n                    <\/h3>\r\n\r\n                    <span>READ THE ARTICLE \u2192<\/span>\r\n                <\/a>\r\n            <\/div>\r\n        <\/section>\r\n\r\n    <\/article>\r\n\r\n    [\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>From choosing the light engine to planning fibre routes: the checks to carry out before installation to coordinate components, site preparation and the final lighting effect.<\/p>\n<p>&#8230;<\/p>\n","protected":false},"author":2,"featured_media":43131,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-43162","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Controllo Illuminazione Fibre Ottiche: DMX, DALI, Casambi e Alexa<\/title>\n<meta name=\"description\" content=\"Scopri come controllare un impianto di illuminazione a fibre ottiche con DMX, DALI, Casambi, Alexa e smartphone.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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