Is it necessary to waterproof a foundation?

Foundation waterproofing is important because it can prevent water damage to floors, walls, and foundations, as well as the development of mold and other health hazards inside the home. A dry basement is a fun basement. More than that, you'll be happier. Heavy rains can eventually weaken the foundations of your home if they are not protected.

This situation will increase the cost of repairs. Dry basements protect against water and moisture damage, and waterproof bases will withstand flooding and leaks for added peace of mind as a homeowner. Most waterproofing systems need protection during backfilling. Some manufacturers have their own protective plate for this purpose.

A drainage or insulation mat can also function as a protective board. An inexpensive 1-inch thick expanded polystyrene foam board works well as a basic protective layer. However, a manufacturer has a protection plate that functions as insulation, protection plate, and drain medium in one. In some construction projects, it is necessary to apply waterproofing before the foundation concrete is cast.

This approach is commonly needed in environments with high groundwater levels in urban locations and in any structure where homeowners are concerned about water infiltration through the foundation slab or confined walls. The foundations are made of reinforced concrete, which is not waterproof and also has cracks. Most water is kept out, but steam and moisture can still penetrate. That's enough to create big potential problems.

That's why, when it comes to waterproofing concrete foundations, the primary goal is to keep water away from concrete foundations. If you're using a waterproofing subcontractor, recognize that good waterproofing materials can be in high demand during peak season. In fact, there is no waterproofing system that works without proper drainage, to the point that a manufacturer of waterproofing products will not guarantee its products if there is inadequate drainage or no drainage. Some are used in conjunction with an aerosol waterproofing membrane, while they are sold as standalone waterproofing materials without the elastomeric coating (synthetic rubber).

Another waterproofing agent once told me that in one of his jobs the general contractor sent a worker, after applying the waterproofing, to break the ties of form inside a foundation.

Gwenda Hunt
Gwenda Hunt

Amateur coffee specialist. Amateur beer enthusiast. Lifelong social media nerd. Award-winning beer lover. Friendly internet advocate.