No work is necessary inside of the basement when true basement waterproofing is performed, as all of the water is kept outside where it belongs. Basement waterproofing requires excavating to the footing, or the bottom of the foundation, replacing both sets of drainage tile, footing and downspout, and treating the walls.
In this video, This Old House general contractor Tom Silva explains how to seal cracks in your foundation and other basement flooding problems. Steps: 1. Fill cracks and holes in concrete walls and floors with hydraulic cement. 2. Apply a coat of waterproof masonry cement to inside surface of basement walls.
Q: I have a house with a block foundation. On wet days, water leaks through the blocks in the corners and on some of the walls. I don't know what the exterior belowgrade drainage details are, but I'd like to waterproof the basement from the inside so that when we finish the basement, we won't have a moisture problem.
True basement waterproofing is accomplished only by exterior excavation to the bottom of the foundation, installing proper drainage and treating the walls to prevent water from entering. Let it in and pump it out, or keep it out altogether.
Exterior waterproofing is digging down the outside wall to the footer, then seal wall with a liquid rubber compound, add footer tiles and discharge the water. Here we are using a sump pump to
Waterproofing basement walls with DRYLOK® paint is pretty darn easy. Recently I had to remodel one of my rental homes. And I was teetering with the idea of not touching the basement. But it became clear that the basement walls were a nightmare.