Sealing Exterior Cinder Block Walls Below Grade

Radonseal is the strongest formulated penetrating concrete sealer available and is recommended for use on below grade and slab on grade concrete applications because it is permanent and is completely resistant against hydrostatic pressure.

Sealing exterior cinder block walls below grade.

Concrete block foundations are commonly found in northwest indiana southern wisconsin and small pockets throughout northern illinois. Paint a generous coating of this material onto the wall working the product in all directions to completely seal any pinholes. You may notice moist basement walls from time to time water puddles here and there or worst case scenario flooding. How to seal leaking block walls in your basement with remedial waterproofing.

To waterproof strengthen and preserve the overall appearance of your basement cinder block walls seal the blocks permanently against moisture and efflorescence with radonseal plus penetrating concrete sealer. Drylok extreme latex base masonry waterproof coating is drylok extreme latex base masonry waterproof coating is ideal for interior exterior above or below grade masonry walls basement walls foundations landscape walls cinder blocks concrete blocks bare concrete swimming pools stucco and brick. Masonry block if applying a damp proof coating to a rough surface such as concrete masonry block walls coat the exterior surface of the walls with a layer of parging prior to applying the damp proof coating. Water that enters through the pores can result to foundation seepage in the long run.

Concrete blocks that are not protected and treated can suffer from severe damage over a period of time. Talk to a waterproofing expert. Preparing and repairing your wall. Feb 15 2012 by matthew stock with barry schilling.

How to waterproof a concrete block foundation. The second most common type of foundation in chicagoland is the concrete masonry unit cmu foundation or as we like to call it concrete block. Failure of other systems eventually can lead to the complete collapse of the concrete block wall. Basement and masonry waterproofing paint with nanoguard technology is an interior exterior waterproofer specially designed for porous concrete and masonry surfaces.

Insulated concrete forms if installing below grade insulated concrete forms use manufacturer approved materials for damp proof coating. We recommend that to prevent damage to the wall when backfilling you use protection board. Ames liquid rubber foundation sealant helps to protect your below grade walls from moisture and avoid potential basement water damage. This low odor masonry waterproofer is formulated for waterproofing above and below grade basement walls masonry walls retaining walls cinder and concrete blocks stucco and brick.

Seal the entire concrete wall with a waterproof masonry product. Features flexible encapsulated polymers for a beautiful smooth waterproof finish.