Securock® Brand Glass-Mat Sheathing are 1/2 in. (12.7 mm) Regular glass-mat sheathing panels with moisture and mold resistance. The panels feature a noncombustible moisture-resistant gypsum core that is encased in a coated fiberglass facer mat to maximize coverage of air/water barrier systems. When tested in accordance with ASTM D3273, Standard Test Method for Resistance to Growth of Mold on the Surface of Interior Coatings in an Environmental Chamber, the panels score a "10."These sheathing panels are intended for use under exterior claddings where conventional gypsum sheathing products have traditionally been used, such as brick veneer, properly detailed Exterior Insulation Finish Systems (EIFS), clapboard siding, panel siding, shingle siding, shake siding and conventional siding.

Features

• 1/2 in. (12.7 mm) Regular glass-mat sheathing with moisture and mold resistance
• Direct substitute for Sheetrock® Brand Gypsum Sheathing Regular when prolonged weather exposure is anticipated
• Feature a coated fiberglass facer mat to maximize coverage of air/water barrier systems
• Treated gypsum core, combined with fiberglass face and back, offers exceptional water resistance
• Comply with ASTM C1177, Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing, for 1/2 in. (12.7 mm) Regular glass mat water-resistant gypsum substrate
• Score a "10" when tested in accordance with ASTM D3273, Standard Test Method for Resistance to Growth of Mold on the Surface of Interior Coatings in an Environmental Chamber
• Underwriters Laboratories Inc. (UL) Classification of 1/2 in. (12.7 mm) panels as to surface-burning characteristics and noncombustibility