Description Prova Mat Inside Corners Prova Inside Corners are made of durable polypropylene and are fully waterproof and vapor tight. Made of Prova Mat Waterproofing Membrane, these precut, pre-formed corners eliminate seams in waterproofing and easily seal shower corners. The waterproof corners come in packs of four and are installed using Premium Modified Thinset and a 1/4 in. x 3/16 in. V-Notch Trowel. Do not use premixed mortar for installation of PROVA products. Features Quantity (4) Made of flexible polypropylene for easy installation Fully waterproofs shower corners prior to tiling Pink Color Resists mold and mildew growth ICC-ES Certified 25.59 mil (0.65 mm) Premium polymer-modified thinset mortar required for installation Premixed mortar or mastic are not to be used For commercial and residential use
