Oak PVCu Window Top Hung

A stylish and maintenance-free PVCu Irish Oak window. Robust locking system for enhanced security. Trickle ventilation system allows fresh air to circulate with window closed C rated to meet all the requirements of Building Regulations Part L Low E 24mm Argon gas filled double-glazing provides exceptional thermal efficiency and noise reduction with an overall U Value of just 1.6 W/m² K Strong, hardwearing 70mm Irish Oak PVCu frame which is virtually maintenance-free and will never flake, rot, peel or rust A robust locking system and internal beading for added security Trickle ventilation system allows fresh air to circulate even when window is securely locked No need to deglaze when installing with fixing cleats All components have been weather tested Frame is white on the inside Conforms to BS EN 1279:2002 Sizes shown are actual window sizes. Add 30mm to the height for sills and 10mm for opening brick work dimensions. Please note Handles, Sills, and extenders are sold separately