Prefco-JohnsonTech Air Control Inc.
Certified Products
Dampers (Rectangular)
Air-Foil Heavy Duty Control Damper
![Air Leakage, Air Performance](/assets/resources/public//sealthumbs/Air-Leakage-Air-Performance1.jpg)
Catalogs click to expand…
Products click to expand…
Model 12" W x 12" H to 48" W x 46" H
5000 ASF Series Damper
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
Catalogs click to expand…
Products click to expand…
Model 12" W x 12" H to 36" W x 36" H
C5000 Motorized Damper
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
Catalogs click to expand…
Products click to expand…
Model 12" W x 12" H to 36" W x 48" H
C5000 Volume Control Damper
![Air Performance](/assets/resources/public//sealthumbs/Air-Performance2.jpg)
Catalogs click to expand…
Products click to expand…
Model 12" W x 12" H to 36" W x 48" H
Air Movement and Control Association International, Inc.