This is a triple glazed window with laminated glazing and has a uValue of 1.1. VELUX new generation features More daylight: up to 18% larger pane area.Slim profile: slim profiles and larger pane means more glass and less frame.Thermo technology: innovative use of high performance insulation material.More comfort: a more modern and attractive design with excellent ventilation and operation control.Control bar: new design of the control bar with functionality icons.Exterior design: improved exterior finish with a softer and more discrete expression.Click-on covers: fewer screws with the new click-on covers.Top cover: slimmer top cover. VELUX Solar INTEGRA roof windows Powered by the sun. PV solar cell on external window frame requires direct exposure to sunlight. No need to plug into a power supply which makes installation even quicker and easier. Built in rain sensor closes the window automatically in the event of rain. Provides useful remote opening which is ideal for hard-to-reach windows. Battery back-up available. Please note, you can access all these features and more with the VELUX ACTIVE range. White polyurethane finish - GGU Perfect for contemporary interiors and white ceilings. Ideal for humid rooms such as kitchens and bathrooms as the polyurethane mould has no visible joins which therefore ensures a moisture resistant finish. Requires less maintenance than lacquered natural pine which makes it ideal for out of reach areas. High quality moulded polyurethane with insulated timber core. 68 triple glazing 6.8mm laminated inner glass with coating 12mm argon 3mm heat strengthened middle glass with coating 12mm argon 4mm toughened outer glass with coating Anti-dew: The coating will significantly reduce the days with dew on the outer glass and this will give you a clear view. Delayed fading of materials: The Laminated inner glass protects materials behind the glass against UV radiation and therefore delays fading of the materials. Sound insulation: A combination of laminated glass and optimal glass thickness provides better sound insulation against noise from outside. Safety: The laminated inner glass is designed to hold the fragments together if the glass breaks. It is recommended that you consider using glass units with laminated glass on the inside for windows placed above areas where people sleep, play or work. Properties 10 year guarantee on windows and flashings. 3 year guarantee on all electrical products and accessories. Suitable for roof pitches between 15 and 90°. BBA certified.