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 ...

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Q. My older house has no insulation in the walls. A contractor wanted $6,000 to pump in insulation through holes in outside walls, but the price doesn’t include repainting the house. Can I do the job ...

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 ...

My townhouse back wall (south facing) in the kitchen is very cold. I’m looking for a way to airseal and insulate in the wall between the brick and the wall, without pulling out my whole kitchen. Has ...

Q: I just bought my first house and am about to remodel my basement. The previous owners of the house glued 2-inch-thick foam insulation to the poured concrete walls. It’s got an aluminum foil face on ...

Anyone who visits their attic might realize just how poorly that space is insulated. What should be done, if that's the case, to insulate the house properly? Jamie Wine, executive director of the ...