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National Gypsum Company Mold Resistant Wallboard (1/2 in X 4 ft X 8 ft)

National Gypsum Company

Gold Bond® brand XP® gypsum board consists of a mold, mildew, moisture and fire-resistant gypsum core with a specially designed Purple® paper. The heavy Purple face paper and the gray back paper are 100 percent recycled and are resistant to mold, mildew and moisture. 34/PA


    • XP gypsum board was designed to provide extra protection against mold and mildew on the board compared to standard gypsum board products, XP gypsum board is ideally suited where enhanced moisture and mold-resistance is desired
    • Perfect for use on both wood and steel-framed construction for interior wall and ceiling applications high-moisture is an issue
    • Mold, mildew and moisture-resistant material
    • GREENGUARD certified for improved indoor air quality
    • GridMarX® guide marks printed on the board allows for faster and more accurate installation saving you time and money
    • Easily scored and snapped to exact size without sawing
    • Drywall nails or screws, utility knife, straight edge, ProForm ready mix, ProForm joint tape, corner bead, goggles
    • Less than 5% water absorption per ASTM C473
    • Resists the growth of mold per ASTM G21 with a score of 0, the best possible score
    • Resists the growth of mold per ASTM D3273 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 deg F until completely calcined, a slow process

    Standard/Certifications: ASTM C473|ASTM C518|ASTM C840|ASTM C1396|ASTM D3273|ASTM E84|ASTM E96|ASTM E136|ASTM G21|Gypsum Association GA-214|Gypsum Association GA-216|Gypsum Association GA-238|NGC Construction Guide

    Applications: For interior wall and ceiling applications

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