35-RC

35RC is a flame-retardant vapor barrier facing manufactured using lightweight aluminum foil (.0003" [9micron]), fiberglass reinforcing yarn and natural kraft paper laminated together with a flame-retardant adhesive.

Johns Manville 35RC facing is a flame-retardant vapor barrier facing manufactured using lightweight aluminum foil (.0003” [9 micron]), fiberglass reinforcing yarn and natural kraft paper laminated together with a flame-retardant adhesive. 35RC facing is mold and mildew resistant for added product protection and is typically used as a facing for fiberglass duct wrap.

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