Anyone can enjoy the benefits of a cement board shower system if you follow these 3 easy steps.
Sealing concrete shower walls.
If you re worried about the concrete absorbing moisture all it takes is the application of a waterproofing sealer to make your shower walls completely waterproof.
Place a line of caulk along the one quarter inch gap at the bottom of the cement board to seal the wall from water seeping through the tile covering.
By closing the final gap you seal the entire surface of the cement board and complete the waterproofing process in preparation for the tile installation.
And find local concrete contractors that can create your custom shower.
Seal a concrete shower and bath with a penetrating non slip concrete sealer in order to make cleaning easier and prevent the growth of mold and mildew.
The most common technique is to apply multiple coats of a penetrating sealer like a water based polyurethane.
All the insider information on how to build and waterproof a.
I show the process of applying redgard topical membrane.