Repairing leaks in concrete and masonry walls.
Stop leaks in concrete walls.
Concrete walls sometimes only leak periodically such as after a hard rain or during snow melts.
However some walls gush water through openings in the concrete.
Start by removing loose material with a wire brush.
Durable in wet environments water stop is a blend of rapid set hydraulic cement and specially graded fine aggregates.
This video shows several options for closing cracks in concrete.
To be effective these coatings must be applied to bare concrete or masonry walls.
Waterproofing materials that go on like paint fill the pores in the concrete or masonry walls and prevent water from leaking in.
Cracks or breaks in concrete or masonry basement walls can turn into active water leaks.
Seal up the joints between the floor and the walls as well as any expansion joints that were installed in your concrete floor slab to allow for shifting in the material.
Water leaking through cracks in concrete walls can be easily stopped with hydraulic cement.
Any joints in your concrete floor also invite water to seep in and the best way to stop water in these areas is to seal them up with exterior grade caulk.
How to seal a leaking concrete wall.
Patching mortars are cement based substances that you can use to patch cracks or other flaws in your concrete walls.