4X8X1/2 NEW HI DENSITY ROOF INS FIBER **DO NOT USE W/ S/A EPDM
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High Density Fiberboard Roof Insulation is wood fiber insulation with a proprietary coating on two sides that may be used as a recovery board or to provide insulating value in low-slope roofing applications. May be used with all single-ply, ballasted, fully adhered, mechanically attached, modified bitumen and BUR roofing systems, including ones installed with Firestone MB Cold Adhesive.