Perma "R" Products Walls - Sheathing
Perma "R" Products
Perma “R” Brace SIB offers all the benefits of our Perma “R” Brace with the added value of our stable, R5 per nominal inch GPS (Graphite Polystyrene) rigid foam. Available in R3 or R5.
Perma “R” Brace is a cost-saving, price stable, lightweight sheathing with a composite core and more moisture resistance alternative to OSB. Install the sheathing and air- and weather resistant barrier in one step.