Some seemingly knowledgeable individuals and companies would have you believe that the application of a waterproof sealant or tar based product on the inside surface of a concrete block or cinder block wall will fix your leaky basement.
Waterproofing interior concrete block walls.
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.
Do apply a masonry waterproofing product to bare interior basement walls.
For fish ponds we recommend using drylok original.
Paint the cinder block wall with a thick coat of masonry waterproofing paint pushing paint into cracks and crevices of block.
They are generally absorbent and can easily absorb moisture that may cause mold problems.
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.
Feb 15 2012 by matthew stock with barry schilling.
The importance of waterproofing for concrete block.
If your foil test showed that water is soaking through your basement walls and leaving them wet seal the interior of the.
Guaranteed to stop water withstands 15 pounds of hydrostatic pressure psi equivalent to a wall of water 33 feet high.
By waterproofing your basement you will be preventing health dangers and also costly repairs.
Does applying interior sealants on leaking concrete block walls work.
Allow to dry overnight or for a minimum of 12 hours between coats.
The product contains a proprietary blend of siloxanes silane to provide a clear concrete sealer that prevents chloride deicing salt and freeze thaw damage.
Waterproofing basement walls from inside.
Otherwise water will seep in through the walls of your basement.
Waterproof protect and preserve your concrete with the siloxa tek 8500 ready to use concrete sealer.
This water can cause structural damage and grow mold.
A paint roller or brush made specifically for masonry is best.
The cement will expand inside the fissures and create a water tight seal.
Features flexible encapsulated polymers for a beautiful smooth waterproof finish.
How to waterproof a concrete block foundation.
There are several steps to internal waterproofing the first of which involves sealing cracks and holes in the concrete walls of your foundation with hydraulic cement.
Concrete blocks that are not protected and treated can suffer from severe damage over a period of time.
Water that enters through the pores can result to foundation seepage in the long run.