Composites Insulation

Firestone thermally efficient Wood Fiberboard and ISOGARD HD Composite feature a factory-controlled laminated overlay board for modified bitumen, BUR and single-ply applications.

With its nailable oriented strand board (OSB) surface and thermally efficient polyiso insulation, Firestone HailGard composite insulation is suitable for use with single-ply or asphalt membranes, metal roofing and shingles. HailGard insulation may be used as a component of Firestone Platinum to achieve a Platinum-PHW Warranty, protecting against accidental puncture, hail up to two inches in diameter and 100 mph winds.