For mortar joints up to 3 8 tall but not over 10 feet long use a mortar repair caulk.
Mortar to repair concrete basement walls.
Step 2 small repairs.
First off brush off any loose material from the basement walls.
This will add an extra layer of protection and repel any water that might otherwise seep into the surface.
Use a wire brush to thoroughly clean the area.
A basic guide on how to repair crumbling walls in a basement for the novelist further research will be needed especially on finishing the cement walls at the.
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Most of the michigan basements we repair fall into 3 categories of use this makes a difference how we go about repairing crumbling mortar and repairing walls as well.
Mist the wall with water and then apply a coat of thoroseal with a latex additive check on amazon.
Quikrete 20 lbs hydraulic water stop cement.
Cover the entire wall cinder blocks and mortar joints.
Sika 29 oz gray self leveling sealant.
Wash the walls with an acidic solution check on amazon to neutralize the salt completely and allow to dry for a few hours.
Allow one or two weeks for the mortar to dry and set then apply a layer of acrylic or silicone masonry sealer.
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