Fabric Duct Insulated

Acoustical High Pressure High Pressure
Pressure Rated Pressure Rated Pressure Rated
10" w.g. positive
5" w.g. neg thru 16" dia.
1" w.g. neg. 18" & 20" dia.
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.
25" w.g. positive
10" w.g. neg thru 12" dia.
5" w.g. neg 14" & 16" dia.
1" w.g. neg. 18" & 20" dia.

Core

Polyethylene

Core

Trilaminate of Aluminum Foil, Fiberglass and Aluminized Polyester

Core

PVC Coated Fiberglass Cloth

TYPE 1B    TYPE 1M

   

TYPE 3B    TYPE 3M

    

TYPE 4B     TYPE 4M

    

Low Pressure Acoustical Acoustical
Pressure Rated Pressure Rated Pressure Rated
10" w.g. positive
10" w.g. neg thru 12" dia.
5" w.g. neg 14" & 16" dia.
1" w.g. neg. 18" & 20" dia.
6" w.g. positive
5" w.g. neg thru 16" dia.
1" w.g. neg. 18" & 20" dia. 
10" w.g. positive
5" w.g. neg thru 16" dia.
1" w.g. neg. 18" & 20" dia. 

Core

Trilaminate of Aluminum Foil, Fiberglass and Aluminized Polyester

Core

SPUNBOND Nylon Fabric

Core

Chlorinated Polyethylene

Type 8 soon to be discontinued.  Please see Type 1 as a replacement.

TYPE 5B      TYPE 5M

   

TYPE 6B      TYPE 6M

     

TYPE 8B       TYPE 8M