Building Products of Canada has a wide selection of insulating sheathing products.

At Rmax, we pride ourselves on offering the most comprehensive line of high-quality, environmentally sound, polyiso roof and wall insulation products, meeting virtually any application.

For installation convenience and exceptional, long-term performance, the all-in-one ZIP System® R-Sheathing panel provides a new approach to sealing and insulating the building envelope. One panel delivers thermal, air and moisture resistance, while providing excellent strength and durability.