Sign up to join the largest storytelling community
or
Stories by conraad windows
Doesn't UPVC become brittle or yel...
No, it doesn't become yellow. Good quality UPVC profiles are made from Tropical Blends that contain a suffici...
How exactly does energy saving hap...
The frame and sash are made of non-conducting uPVC. Heat is decreased. Multi-chamber frames and sashes are us...