Cement Board with EdgeGuard Underlayment 1/4 in. x 3 ft. x 5 ft.

CGC Durock Brand Cement Board Underlayment is an ideal substrate for floor and countertop ceramic tile installations. The 6.4 mm (1/4") thickness helps eliminate transition trim when abutting carpet or wood flooring and minimize level variations with other finish materials. It can be applied directly over old substrate on countertops to save time. It features formed smooth edges and square-cut ends. Durock panels have a rough and smooth surfaced side. It is recommended to use the smooth side for tile mastic and rough side for mortar. Fasten at 8-inch off center Fit ends of Durock closely together but not forced leaving 1/8-inch gaps between boards Buy online and have items delivery to your jobsite OR use "Free pick up In-store" to reserve supplies at store Will not rot, warp, delaminate or disintegrate Easy to cut and fasten