Shop for Velux GGU Passive House Roof Windows at Roofing Outlet for the best prices in the UK today!
VELUX have introduced the GGU 008230, which is ideal for situations where Passive House-certified building components are required. This is the first and only roof window on the market certified for Passive House building constructions in cold climate regions. 
This roof window consists of an advanced triple outer-glazing plus an additional inner double-glazing - providing extreme heat insulation. You will therefore experience a warmer home and lower energy bills. The glazing on GGU 008230 is specially designed for Passive House constructions.
The roof window itself has a Uw 0,51 W/(m2K) (EN ISO 12567-2), which is the best on the market. The roof window is powered by the sun. For increased comfort, solar-powered shutters or awning blinds can be added. Our unique touch-screen control pad lets you operate the complete solution in a convenient and intuitive way. 
For further details please don't hesitate to call our experienced sales team on 020 8877 9495 who will be happy to help.