From weatherstripping to window insulation kits and door sweeps, you'll want to stock up on these top products to keep your ...

Q. The heating ducts in our basement are exposed, and I know a lot of heat that I’d like to have upstairs is being lost moving through the ducts. The main duct is large and rectangular and runs almost ...

Rigid foam boards are better suited for a finished loft or attic space than fiberglass insulation, which is best reserved for times you can see between the joists. When cold weather rolls in, take a ...

Tony Giovinazzo from Waterloo Canada writes: Mike I am preparing to finish my basement and have read in this blog that you recommend rigid insulation with duct tape and NO vapour barrier. Can you ...

When that first real cold snap hits, it’s not your thermostat that’s going to betray you—it’s your insulation. You’ll feel it ...

Q: I inherited a concrete block building that was then converted into a home several years ago. Part of it has a crawlspace and part is on a concrete slab. The crawlspace is always damp, and the ...

In a house with an unheated basement or crawl space, adding insulation beneath the main floor can save on heating bills and increase comfort during the winter. Usually, the job involves fastening ...

I am renovating a house and the floor in our rec room gets very cold. We have an accessible crawl space below it. I would like to put up unfaced insulation between the floor joists and lay carpeting ...

Q: I wonder if ceiling insulation in a basement does any good. The basement is not heated and gets chilly in winter. The ceiling is insulated with 9 inches of fiberglass batting that was once covered ...

Q: Our house does not heat evenly. It is a 160-year-old Greek Revival structure. It has two stories in the center and a one story wing on each side. There is a basement under the center two-story ...

NO-LEAK POLICY: Here, a technician performs a leakage test. While some leakage was once commonly chalked up to heating the basement a little bit, those days are gone. “Now,” says Hank Artlip, “if you ...

Builders tell me a growing number of new-home buyers are opting for 9-foot ceilings in basements so that the lower level can be finished into a family room or other uses later on. Fine. But I wonder ...