National Gypsum CB3612 Cement Backerboard 1/2" x 3' x 5' Motion Sensor Assembly Required : Yes

Assembly Required : Yes

Covers 800 sq

Internal flow through technology

Size : 2' 6" x 2' 10" x 1

16 vents keep heads extra cool

National Gypsum CB3612 Cement Backerboard 1/2" x 3' x 5' Motion Sensor Assembly Required : Yes"PERMABASE" CEMENT BACKERBOARD 1 2" x 3' x 5' A rigid substrate made of Portland cement, aggregate and glass mesh It provides a hard, durable surface that is able to withstand prolonged exposure to moisture An ideal underlayment for interior applications such as shower and tub enclosures, countertops and floors WARNING: This product can expose you to chemicals including Carbon black (airborne, unbound particles of respirable size), which is known to