Our stunning premium series openable windows and doors are:
Certified as per:
Wind: Class E3000 (2.5 kPa) as per BSEN12210
Water: Class E770 (750 Pa) as per BSEN12208
Air: Class 4 (600 Pa) as per BSEN12207
Your window’s WiWA© score will change depending on where you live and other conditions like the type of your house (a bungalow or an apartment).
Find out the right WiWA© score your window needs and ensure superior protection for your loved ones.