Waterproof Backing Board

Price: Negotiable

MOQ: 50pcs

Delivery Time: 7-25

Waterproof Backer Board is made with extruded polystyrene board as the core, overed on the surface with alkali-resistant mesh fabric and a high=polymer mortar coating prepared using a special process formula. The uniform and dense closed-cell structure of the extruded board prevent water absorption and inhibits water vapor penetration. the alkali-resistant mesh fabric enhances the strength and rigidity of the waterproof Backer Board . while the surface polymer waterproof