![](http://cdn-tm.velux.com/-/media/products/16-9/sun-tunnels/flat-roof/sun-tunnel-flat-overview.jpg?h=1620&iar=0&w=2880&hash=AA6EE187C7AF16C119865EEEA8497078&ch=768&cw=768&webp=1)
Sun tunnelsFor flat roof 0 - 15°
Sun tunnel for flat roofs
Used for installation in flat roofs to bring natural light into areas of the house where a flat roof window installation is either not possible or not appropriate.
- Bright natural daylight
- Quick installation
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Product overview
Accessories
Technical information
Great alternative to artificial lighting
Bright natural daylightAdding a sun tunnel is a cost-effective way to add natural light to areas that need to be brighter and more vibrant. Inside the house the sun tunnel will bring more natural light while fitting perfectly to the rest of the furniture due to very discreet diffuser layout. From the outside, their low-profile design creates sleek appearance on any roof.
Rigid sun tunnels
- Recommended for maximum daylight, due to the super high reflective coating
- Up to 98% daylight reflectivity for optimal natural light conditions
- Recommended tunnel length for flat roof is between 0.9m and 1.7m - Extension tunnel (ZTR) are available for extension up to 6m
- Available in 14 inch diameter
- 1.7m tunnel supplied
Flexible sun tunnels
- Flexible fibreglass tunnel, with reflective inner coating
- Recommended tunnel length for flat roof is between 0.2 m and 0.9 m
- 0.9m tunnel supplied
- Available in 14 inch diameter
Bring your home project to life with expert guidance
Get a free and non-binding design proposal for your home
Personalised design concept matched to your style
Expert advice on the best products
Visualisations of your new space
Seamless handover to your installer
Detailed product specifications and price quote
Quotation included
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VELUX Certified Installers in your area
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Full quotation including installation costs
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