This basement sealer might seem expensive compared to other gallon-sized products, but since it’s a concentrate, it actually covers up to 1,000 square feet when mixed with four gallons of water ...

If your foil test showed that water is soaking through your basement walls and leaving them wet, you’ll want to get on with ...

There are many different basement-waterproofing products available, ... One gallon seals 150 to 250 sq. ft. of poured-concrete walls, and 100 to 150 sq. ft. of concrete-block foundation.

There is no single best material for waterproofing basement walls. Instead, epoxy, polyurethane and cementitious materials are common and effective materials for waterproofing basement walls.

You can gain a lot of square footage by finishing a basement, but below-grade concrete walls require special consideration before the space is habitable. To build comfortable living quarters, here ...

To repaint, wait at least one month for the mortar patch to cure. Then prime at least the bare mortar, or you can coat the whole wall. Use a water-based primer and sealer labeled for use on ...

Q. I think I have efflorescence on the concrete walls of my basement. My house is 90 years old with a poured-concrete foundation. The surface is blistering and peeling, and I see small white deposits.

The crack you describe is not unusual. These are normally seen 2 or 3 feet below grade and are typically found on a long basement wall. Two issues may contribute to the cracks.

QUESTION: I read your column every week and find it informative. The problem I have is the cement on my basement walls is flaking off. I can scrape it off with a paint scraper. I’ve had a contra ...

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 ...