In your shower, one of the most crucial things to protect yourself from is mold and moisture damage. The CertainTeed Vapor Barrier uses an advanced technology of smart vapor retarder and air barrier film.CertainTeed MembraneOnly waterproofing your shower walls does not stop water vapor from getting behind your backer board and into your wall cavity behind. When you are waterproofing a shower, it stops liquid water from penetrating walls, but not vapor (steam). This looks like fog, and it happ …

We have come across many people that believe they can put drywall up for their shower walls. This is a common misconception. Other companies advertise that it is safe for drywall to be put up because their shower systems will cover the wall (therefore protecting it), but this is not necessarily always right. Depending on the conditions where you live, you may be able to use drywall, but these conditions do not exist in North America. This photo shows what can happen when using dr …