Zinsser Watertite Clear Mold And Mildew-Proof Waterproofing Paint Gallon, 1 Gallon

WATERTITE Clear Mold and Mildew Proof* Waterproofing Paint forms an impermeable, smooth, non-pigmented barrier to water on bare masonry wall and floor surfaces

Intended for use on interior or exterior, vertical or horizontal, concrete block and cast-in-place concrete

Backed by a 10 year waterproof guarantee, and 5 year mold And mildew proof* paint film guarantee, it can be used to stop moisture from entering or exiting a concrete surface