CONTROL DAMPER 20"X8"

32"X64" V-GROOVE CONTROL DMPR

DAMPER,OPPOSED BLADES 30"X 45"

12X12" Damper 2pos 120v ACT

DAMPER OPPOSED BLADE 64"X 64"

Opposed Blade Damper

CONTROL DAMPER 60"X39"W/ACT+PR

DAMPER W/ ACTUATOR

CONTROL DAMPER 48WX36H W/ACTUA

AIRFOIL DAMPER NO ACTUATOR