Windows are durable, but they do not last forever. The experts at This Old House say the life span of home windows is between ...

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 ...

Replacement windows may reduce your energy bills, but their upfront costs may not fit into your budget — and recouping your investment will likely take years. New windows can add value to your home, ...