Waterproofing Concrete Block Walls Outside

The exterior condition of the concrete block walls may also justify external waterproofing.
Waterproofing concrete block walls outside. This is because the application of waterproof coatings will prevent further deterioration of the concrete blocks. A concrete waterproofer helps make your home free of mildew and humidity indoors. Designed to form an impermeable barrier to water on interior and exterior vertical or horizontal concrete block and cast in place concrete. For a stucco like finish an eifs finish coat can be applied directly to the concrete filling any voids floating out minor irregularities and creating a good moisture resistant surface.
Waterproofing the exterior is often the choice as it doesn t require much preparation time and effort. Eifs offers a durable attractive and fairly simple coating to the outside of concrete walls doubling as insulation and waterproofing. Waterproofing concrete block can be done on the exterior or in the interior. Each requires different work and processes.
Paint wall paint the cinder block wall with a thick coat of masonry waterproofing paint pushing paint into cracks and crevices of block. A layer of acrylic or epoxy protects the concrete surface and it gives a high gloss and wet finish. Waterproof your concrete surfaces with a coat of concrete sealer. Concrete blocks commonly begin to show signs of dampness or worse leak water soon after exterior waterproofing coatings deteriorate crack or fail.
A paint roller or brush made specifically for masonry is best. This helps to preserve the integrity of the foundation ultimately extending it s life. Unlike the penetrating sealers the film forming sealers wear out faster. It can simply be done by anyone at home provided that you have all the materials you need.
Allow to dry overnight or for a minimum of 12 hours between coats. Low voc mold and mildew proof white water based waterproofing paint is a modified acrylic co polymer concrete and masonry waterproofing paint and finish. Driveway sealers can make your driveways last longer look new and give a boost your curb appeal. Cracks in the concrete blocks and mortar joints are exposed where water easily makes its way through.