Adding blown-in insulation to your attic space is a popular way to improve energy efficiency and reduce heating and cooling ...

If you’ve ever climbed up into your attic and wondered why it feels like the Sahara Desert in July—or Antarctica in January—there’s a good chance your insulation is either outdated or missing ...

Adding insulation to a typical home’s attic, flooring, basement, and crawl spaces can lower total energy costs by an average of 11 percent if you also plug unwanted air leaks. That’s partly ...