American Gypsum

5960 Berkshire Lane, Ste. 800

Dallas, TX 75225

Exterior Gypsum Sheathing

Description
Water-resistant product designed for attachment to exterior sidewall framing as an underlayment
Standards
FEDSPEC: SS-L-30D, Type III, Grade R, Class 1
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Exterior Gypsum Sheathing Documents (4)
American Gypsum Documents (13)
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