Waterproofing and Dampproofing

Dampproofing is a water-resistant coating designed to shed water and resist soil moisture. It's the default for any poured concrete wall below grade. But on sites with slow-draining soils or high water tables, or where site drainage is unreliable, a waterproofing system designed to resist water under hydrostatic pressure will be needed.

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Waterproofing and Dampproofing Featured Articles

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Waterproofing Basement Walls

We survey the major types of foundation waterproofing, from spray-on to peel-and-stick membranes. More

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Practical Foundation Waterproofing

Combined with a working drain, this new type of plastic membrane keeps groundwater out of the foundation while allowing moisture in the concrete to evaporate to the outside. Here’s how it’s installed. More

A Basement Floor Without Concrete
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A Basement Floor Without Concrete

With the right prep work, a double layer of OSB might be better than a slab More

A Case Study in Foundation Waterproofing Failure
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A Case Study in Foundation Waterproofing Failure

The house wasn't even done and already the basement had become a wet mess. More

Lowering a Basement Floor
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Lowering a Basement Floor

Gaining an extra foot of headroom isn’t easy, but it can yield valuable living space. More

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Waterproofing and Dampproofing Instruction

Foundation Waterproofing
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Cold Weather-Concreting

Cool temperatures can reduce concrete strength unless precautions are taken. Here are the products and techniques that guarantee a successful pour — even when it’s below freezing. More

Q&A: Preventing Cracks in Concrete Slabs
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Q&A: Preventing Cracks in Concrete Slabs

Q: The Journal’s panel of experts answers the most commonly asked questions from... More

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Ceramic Tile Troubleshooting

The most common tile callbacks and how to avoid them. More

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Restoration Primer: Drying Up Wet Basements

Drying up wet basements More

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