Besides glass, the key element of replacement windows is a frame. The most popular choice these days is vinyl. It gives us everything what we look for in replacement windows, combination of beauty, durability, and maintenance – freedom with great thermal performance.

The solid vinyl construction should be fusion-welded instead of mitered corners screwed together or chemically welded corners.

When you start shopping for new windows, they all may look similar. But there is a dramatic difference in the quality of the vinyl used. Replacement windows with lower quality vinyl have a dull blue or gray cast.