Prova Board Plus Waterproofing Tile Backer 36 x 60 x 1/4in

PROVA BOARD® PLUS is a lightweight, high-density tile backer board that is quick and easy to install. The 100% waterproof XPS (extruded polystyrene) core is resistant to vapor pressure and does not support mold growth. The XPS core is sandwiched between tightly woven mesh and layers of cementitious coating. Install with PROVA FASTENERS® and PROVA-SEAL™ to guarantee a watertight installation.

Install on walls, countertops & fireplaces

Great for tub surrounds, walk-in showers & building benches

Offers support for large format tiles

Non-deteriorating/non-rotting properties

Highly durable & flame retardant

Premium polymer-modified thinset mortar required for installation.