Originally Posted by Hants
Our original ones leaked so much that you could feel a breeze by every window in the winter!
my original windows were hurricane force breezes when it was windy. the new windows were installed much better and i don't get the "breeze" that i used to . it's also nice having windows that open and close easily and fold in for cleaning.
they did do the pressure test thing and i've found quite a lot to seal up.