Getting hit with a huge utility bill is unpleasant, but it’s even worse when you know that it’s high due to heat or air conditioning loss through the doors, windows, or walls. Fitting exterior walls ...

A question appeared recently in your column about insulating an early 1900’s house from the inside. Your answer concerned the use of foam insulation and the application of rigid foam board to the ...

Insulating exterior walls with new insulation in a hidden wall cavity during an upgrade is challenging. Insulating outside walls cavities with injection foam shows promise as one solution. It’s not ...

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: Is it a good or bad idea to insulate house walls if the exterior is brick and the interior is plaster? It’s been recommended that we insulate our walls. The house was built in the 1940s. The ...

The wife and I bought a house a month and a half ago, and gutted most of the kitchen today as the start of our kitchen renovation (don't worry, taking lots of pics for the inevitable thread). I poked ...

If you’re planning to buy an insulated garage door because you want to save energy or keep your garage warm, it’s worth spending about 15 to 20 percent extra to upgrade from extruded polystyrene to ...

When it comes to finishing or updating an unfinished basement, one of the most important ways to make the space functional is basement insulation. Basement foundation walls are naturally prone to ...

Q. I am about to finish my basement in a home built in the 1970s in the West Chicago suburbs. I have the following question about vapor barrier and insulation in the stud walls against poured concrete ...

Dear Angie: Is it a good or bad idea to insulate house walls if the exterior is brick and the interior is plaster? It's been recommended that we insulate our walls. The house was built in the 1940s.