QEP 500 sq. ft. QEP Aquabar “B” Moisture Vapor Barrier
Aquabar “B” floor and tile underlayment is a highly effective moisture vapor retarder for interior construction applications. Consisting of two layers of Kraft paper laminated with asphalt, Aquabar “B” is a non-reinforced 30/30/30 duplex type Grade “B” paper.
Features
500 sq. ft. roll – 36 in x 167 ft
Designed to reduce moisture-related problems
Ideal underlayment for interior installations of ceramic, porcelain, or stone over cement board, plywood, or concrete and finished or unfinished wood floors over plywood or concrete
Most commonly used beneath wood flooring, ceramic tile, and stone veneer or as a membrane on walls, countertops, and residential showers
Sub-floor barrier slows moisture migration and helps prevent buckling, cupping, and cracking
