Generally, windows have a lifespan of 15 to 20 years, before the seals start to break down and cause air leaks. Windows over 20 years old, are drafty, are hard to open, and show lots of wear will ...

To ensure the weather stripping and seals on your home's windows continue to function at peak performance, twice-a-year cleaning is recommended.

On average, windows will last between 15 to 30 years, though the exact life span depends on several factors, including the type of glass, the quality and material of the frame, the local weather, and ...