The mortar can also be used to install other non-porous materials.
Custom Building Products unveils porcelain mortar
June 12, 2002
Custom Building Products has introduced its Porcelain Mortar thin set, a line of mortars designed to create a bond with porcelain tile. The mortar can be used to install porcelain tile over concrete slabs, underlayment, concrete backerboard and exterior-grade plywood substrates.