Firestone Building Products is committed to offering a complete line of high-performing roofing solutions as individual as your building. This commitment has resulted in the development of high-performing polyisocyanurate (PIR) insulation and cover boards.


ISOGARD AK is suitable for all flat roofing systems, including those where the demands on PIR board application are very high, such as fully adhered EPDM roofing systems. Product details >


Firestone RESISTA is a high performance PIR insulation board laminated on both sides to a gastight multi-layered aluminium-kraft facer (AK) or mineral coated glass fiber facer (MG). Boards are available flat or tapered. Product details >


Firestone Building Products' ISOGARD HD cover board is a 12.7 mm thick, high-density, closed-cell polyisocyanurate (PIR) foam core laminated on both sides to a mineral coated fiberglass facer. Product details >

DensDeck Prime

The DensDeck Prime Roof Board features a pre-primed surface for a better bond in case of a fully adhered roof cover. Product details >