Georgia-Pacific DensShield Tile Backer - Manuel (Page 6)

Countertops
Plywood must be installed flat and level. Framing spacing
should not exceed 24Љ o.c. Install minimum
1 ⁄
2
Љ exterior-
grade plywood on top of supports spaced a maximum of
24Љ o.c. Provide support on overhangs on cantilever counters
to prevent movement.
Apply leveling bed of latex portland cement mortar to plywood
using
1 ⁄
4
Љ notched trowel.
Laminate clean, dry DensShield to base (gray side up) and
fasten every 6Љ to 8Љ o.c. in both directions into plywood
while leveling bed is still fluid. Use either 1
1 ⁄
4
Љ galvanized
roofing nails or 1 1 ⁄
4
Љ rust-resistant drywall screws. Stagger
joints of DensShield panels with those of the plywood base.
Butt DensShield joints tightly. Tape all joints and corners
using 2Љ wide self-adhering fiberglass mesh tape. Embed
tape with latex portland cement mortar (ANSI A118.4).
Install tile, expansion and control joints and grout in accor-
dance with ANSI A108. Use latex portland cement mortar
to set tile.
COUNTERTOPS
RESIDENTIAL
DS006
Visit our Web site at www.DensShield.com for complete
DensShield information or call 1-800-361-0486 for product
warranty information.