dampproofing
The treatment of a masonry or concrete surface to retard the absorption of water or penetration of water vapor, either by applying a waterproof coating or by using a suitable admixture. (Ching, 1995)
The treatment of a masonry or concrete surface to retard the absorption of water or penetration of water vapor, either by applying a waterproof coating or by using a suitable admixture. (Ching, 1995)