SeparatoR CGF is a ½-inch thick cover board solution that is designed for re-cover applications. Compatible with most membrane-application methods, the 25-psi compressive strength, closed-cell foam core and inorganic coated
glass facers offer stability, moisture resistance and high R-value (2.9) and will not promote mold or mildew growth. Nominal weight of 0.28 pounds per square foot.
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Johns Manville
Jan. 1, 2000