Gold Bond® XP® Gypsum Board was designed to provide extra protection against mold and mildew compared to standard gypsum board products. The face paper is folded around the long edges to reinforce… Show more and protect the core, and the ends are square-cut and finished smooth. Long edges of the panels are tapered. With PURPLE® paper on the face side and heavy, mold- and moisture-resistant, 100% recycled gray paper on the back side, you can count on XP Gypsum Board to help protect your projects from mold.Show less
Resists the growth of mold per ASTM G 21 with a score of 0, the best possible score. Resists the growth of mold per ASTM D 3273 with a score of 10, the best possible score.
XP Gypsum Board is moisture resistant and can be used as a tile backer board in dry areas or areas with limited water exposure such as toilet/sink areas and wall and ceiling areas above tile in tubs and showers.
The gypsum core will not support combustion or transmit temperatures greatly in excess of 212°F (100°C) until completely calcined, a slow process.
Scores and snaps easily, no special handling requirements. Less than 5% water absorption per ASTM C473.
UL Classified for fire resistance and surface burning characteristics.
Features SPORGARD® technology with extra mold-inhibiting
GridMarX provides quick identification and uniform nail/screw patterns. Use GridMarX to make accurate cuts without drawing lines. GridMarX guide marks run the length of the board at five points in 4" (102 mm) increments. Marks run along the edge in both tapers and at 16" (406 mm), 24" (610 mm) and 32" (813 mm) in the field of the board. The marks cover easily with no bleed-through using standard paint products.
