Category NameWindowsGlazed / UnglazedGlazedDoor LocationExternalGlazing TypeTriple GlazedWindow TypeLeft Hand Side Hung Next to a Fixed LightERP (Energy Efficiency)NStandards MetUKCAMaterialUPVCHeat Loss U Value1.0 W/m2.KGlass TypeClearDoor MaterialUPVCColourWhiteSupplier Part Number24WHTG11901040Brand NameCrystal