Extend your views with a fixed window element that blends seamlessly with the roof window. The VELUX Duo Sloped Extension fills the space between the floor and the bottom of the roof window to provide more expansive views and more natural daylight. This is the ideal choice if you want to maximise your window area.
Benefits at a glance • Provides floor-to-ceiling views to the outdoors • Allows more daylight into the room and makes it feel more spacious • Comes ready for easy installation of VELUX sun protection products • Can be combined with VELUX roller shutters for added heat protection
Product Details Click on the desired topic on the right to see detailed information. Package Contents The VELUX Duo Sloped Extension solution comes complete with everything your craftsman needs to create a perfect installation. The package includes: Flashing BDX - Insulation collar BFX - Underfelt collar Size and price All prices shown in the overview are MSRP without installation and are rounded to the nearest full Euro. For further information please contact your local VELUX sales office or installer. These certified craftsmen are also your contact for on-site consultation. Download the pricelist as a PDF Frame materials 3 materials to choose from Choose between windows in high-quality plastic or wood. VELUX windows in wood are available either in white or in a clear varnished finish. White polyurethane finish White polyurethane roof windows feature a strong core of thermo-modified wood with a seamless waterproof polyurethane coating. The maintenance-free, bright white finish with no visible joints make them ideal for modern homes. White painted finish White painted roof windows are coated with a water-based lacquer and white paint that protects the wood against dirt and moisture. The bright white finish with discreet wood grain is perfect for modern interiors. Pine finish Pine finish roof windows are coated with a water-based clear lacquer that protects the wood against dirt and moisture. Matches perfectly with traditional interiors. Accessories Shutters and Sun-screening products VELUX has a full selection of roller shutters, heat protection awnings, pleated blinds, insect screens and blackout blinds that are designed specifically for your new roof windows. Choose the VELUX sun protection that meets your exact needs from our comprehensive product range. Interior blinds can be easily installed by clicking the blind into pre-fitted brackets on the window. More information about accessories Roof Pitch Information The VELUX Duo Sloped Extension solution can be installed in roof pitch ranges from 15° to 55°. For roof pitch ranges from 55° to 75°, please refer to our separate instructions (PDF).
The VELUX Duo Sloped Extension solution comes complete with everything your craftsman needs to create a perfect installation. The package includes: Flashing BDX - Insulation collar BFX - Underfelt collar
All prices shown in the overview are MSRP without installation and are rounded to the nearest full Euro. For further information please contact your local VELUX sales office or installer. These certified craftsmen are also your contact for on-site consultation. Download the pricelist as a PDF
3 materials to choose from Choose between windows in high-quality plastic or wood. VELUX windows in wood are available either in white or in a clear varnished finish.
White polyurethane finish White polyurethane roof windows feature a strong core of thermo-modified wood with a seamless waterproof polyurethane coating. The maintenance-free, bright white finish with no visible joints make them ideal for modern homes.
White painted finish White painted roof windows are coated with a water-based lacquer and white paint that protects the wood against dirt and moisture. The bright white finish with discreet wood grain is perfect for modern interiors.
Pine finish Pine finish roof windows are coated with a water-based clear lacquer that protects the wood against dirt and moisture. Matches perfectly with traditional interiors.
Shutters and Sun-screening products VELUX has a full selection of roller shutters, heat protection awnings, pleated blinds, insect screens and blackout blinds that are designed specifically for your new roof windows. Choose the VELUX sun protection that meets your exact needs from our comprehensive product range. Interior blinds can be easily installed by clicking the blind into pre-fitted brackets on the window. More information about accessories
The VELUX Duo Sloped Extension solution can be installed in roof pitch ranges from 15° to 55°. For roof pitch ranges from 55° to 75°, please refer to our separate instructions (PDF).
VELUX daylight advisor Let our experts advise you on the advantages and possibilities of daylight solutions. Contact us
Installer on site Our trained craftsmen can assist you in planning and installation of the products on site. Find an installer
Dealer with showroom Experience and test: At our dealers you will find VELUX products on site to touch and try out. Find a dealer near you
Did you know? We inhale about 22,000 times a day. And mostly air of bad quality1) 1) American Lung Association: www.lung.com/your-lungs/
Did you know? That we spend on average 90% of our time inside buildings - living, working, learning, playing1) 1) NEST-Project, Technical Univeristy Berlin, European comission 2004
Did you know? The learning abilities of children increase by up to 15% in good indoor climate1) 1) "Indoor Environment and learning in Schools", International Centre for Indoor environment and Energy (ICIEE), Technical Univeristy Denmark, 2013.
Duo Vertical Extension Get a floor-to-ceiling view of the outdoors by adding a vertical extension with the VELUX Duo Vertical Extension solution. Duo Vertical Extension solution
Side-by-side The VELUX Side-by-side solution installation offers wider views to the outdoors and lets in more natural daylight and fresh air. Side-by-side solution
Quattro More light. More life. The awe-inspiring VELUX Quattro solution will take your home to the next level. Quattro solution