Replacing old, leaky windows with new gas-filled, multi-paned units is a top project among homeowners with a keen eye on energy efficiency. Although saving energy is a great reason for an upgrade, ...

Windows let the sun shine in, make rooms seem larger, and give a home a sense of style. They’re an important part of a home, so when they start to show their age, some experts say that instead of ...

For decades, San Francisco homeowners hoping to replace old, unsafe or drafty street-facing windows have been subject to stringent restrictions on the materials they can use — so stringent that they ...