Tile Underlayment Roll 500 sq. ft. 36"Wide x 167 ft. Long x 7 mil

• 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, counter tops, and residential showers
• Sub-floor barrier slows moisture migration and helps prevent buckling, cupping, and cracking
• An extremely effective moisture vapor retarder for use in a variety of interior construction applications
• Acts as a slipsheet to minimize dust and reduce noise
• Meets CA01350 indoor air quality standards
• 500 sq. ft. roll measuring 3 ft. x 167 ft.

Aquabar "B" floor and tile underlayment is an extremely effective moisture vapor retarder for use in a variety of 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.