Vinyl Windows Expansion

Vinyl is virtually maintenance free though homeowners may need to do some caulking to prevent airflow in and around the material if.

Vinyl windows expansion. Compare fibrex and vinyl windows. Building materials expand and contract in reaction to changes in temperature. Expansion and contraction of vinyl windows occurs when the window is exposed to hot or cold weather. If you live in a climate that experiences extreme temperatures and changes less thermal expansion in windows is better.

40 percent recycled wood fibers 60 percent pvc. Vinyl windows require less maintenance than aluminum windows. Less thermal expansion means the frame is less likely to bow and crack it s also more. About the same as fibrex.

Pvc window units with welded corners can resist the stresses of thermal expansion better than vinyl windows whose components are screwed together with a metal bracket. While most vinyl windows are great when they re brand new we have learned from our experience that they are much more susceptibl e to some long term problems that often begin to appear after about 8 10 years or less. They may shrink in cold weather and expand in warm weather. Holes punched out of the vinyl window frame for hardware or mounting screws were also a weak point if the holes were badly punched or were too small cracks could occur.

Some of the problems we ve seen have included seal failure which leads to fogging between the glass and expansion and.