Pressure Rated
- 20” w.g. positive
- 10” w.g. neg thru 12” dia.
- 5” w.g. neg 14” & 16” dia.
- 1” w.g. neg. 18” & 20” dia.
Rated Velocity : 5500 F.P.M.
Core : Trilaminate of Aluminum Foil, Fiberglass and Aluminized Polyester
Vapour Barrier Permeance :
.05 Perm A.S.T.M E96 Procedure A
Note: This product is compressed by the manufacturer and then packaged for shipping purposes. To reach the specified length, the product needs to be unpackaged and stretched.