Cement Boards For Exterior Walls

Using cement board is common for floors or interior walls.

Cement boards for exterior walls.

The plycem 4 ft. Durock brand cement board with edgeguard offers architects builders and tile contractors a strong water durable tile backerboard for floors walls countertops tub shower areas and exterior finish systems. An air barrier cement board stucco exterior wall system minimizes the risk of condensation within the building envelope. However some people also like to use cement board for exterior walls.

It is made of cement water silica limestone flour and fibers such as kevlar or fiberglass for increased strength. Here are a few things to consider about using cement board for exterior walls. Shera board is a unique fibre cement composite consisting of natural fibres bonded tightly in a high grade silicate structure. It does this by eliminating mass transfer of warm moisture air into the wall assembly to a cold surface where it can condense.

The perfect sheathing material for exterior walls shera board is easy to maintain tough moisture and fire resistant. Cement board is fire resistant and also resists damage that can be caused by mold or moisture. Cement backer board is a mineral based pre fabricated wall unit usually 1 4 inch or 1 2 inch thick and 3 feet by 5 feet long. A complete air barrier cement board stucco exterior wall system has individual air barrier parts.