Johns Manville ASJ FG 3-1/2x1-1/2 Pipe Insulation

$6.80 / LINEAL FT
Johns Manville ASJ-4535 facing is a flame-retardant vapor barrier facing manufactured using lightweight aluminum foil (.0003” [9 micron]), fiber glass reinforcing yarn and bleached kraft paper laminated together with a flame-retardant adhesive. ASJ-4535 facing is mold and mildew resistant for added product protection and is typically used as a facing for rigid fiber glass pipe insulation.