The existence of windows feels frustrating when winter comes rolling in, as they invite drafts and make it harder to keep the home warm. Once summer rolls around, windows become just as problematic, ...

Q. I plan to install several replacement windows myself. What should I use to fill the gaps around the perimeter of the replacement windows and the existing window frames? A. It used to be standard ...

The U.S. Department of Energy reports that 30 percent of a home's heat is lost through windows. The summer is no better; 76 percent of sunlight that hits windows leads to higher temps in your rooms.

WFI Global uses a soy-based urethane foam as window insulation. Launched in April 2013, Madison, Wis.-based WFI Global LLC is making a name in the fenestration market with what it says is a distinct ...

Q:After we had a replacement window installed a couple of years ago, I sprayed foam insulation around the edges, because the installation left some noticeable gaps. The foam expanded and is now all ...

Windows, whether in homes or commercial buildings, are a notorious source of energy inefficiency, letting too much heat indoors in the summer, or too much heat outdoors in the winter. This ...

Uneven room temperatures can signal hidden issues, and ignoring them may lead to higher energy costs and long-term comfort ...