Intake Gravity Dampers & Shutters
Triangle Engineering
Item #: RIWSD60-IWS255
Triangle Wall Mounted Intake Gravity Damper Double Panel Shutter 67 inch w/ Pull Chain RIWSD60
Dimensions
67.0
Triangle Engineering
Item #: RIWS18-IWS155
Triangle Wall Mounted Intake Gravity Damper Shutter 24 inch w/ Pull Chain RIWS18-IWS155
Dimensions
24.0
Triangle Engineering
Item #: RIWS30-IWS155
Triangle Wall Mounted Intake Gravity Damper Shutter 34 inch w/ Pull Chain RIWS30
Dimensions
34.0
Triangle Engineering
Item #: RIWSD54-IWS255
Triangle Wall Mounted Intake Gravity Damper Double Panel Shutter 61 inch w/ Pull Chain RIWSD54
Dimensions
61.0
Triangle Engineering
Item #: RIWSD36-IWS255
Triangle Wall Mounted Intake Gravity Damper Double Panel Shutter 40 inch w/ Pull Chain RIWSD36
Dimensions
40.0
Triangle Engineering
Item #: RIWS21-IWS155
Triangle Fan Mounted Intake Gravity Damper Shutter 28 inch w/ Pull Chain RIWS21
Dimensions
28.0
Triangle Engineering
Item #: RIWS45-IWS155
Triangle Fan Mounted Intake Gravity Damper Shutter for 49 inch w/ Pull Chain RIWS45
Dimensions
49.0
Triangle Engineering
Item #: RIWS24-IWS155
Triangle Fan Mounted Intake Gravity Damper Shutter 31 inch w/ Pull Chain RIWS24
Dimensions
31.0
Triangle Engineering
Item #: RIWSD42-IWS255
Triangle Wall Mounted Intake Gravity Damper Double Panel Shutter 46 inch w/ Pull Chain RIWSD42
Dimensions
46.0
Triangle Engineering
Item #: RIWS48-IWS155
Triangle Wall Mounted Intake Gravity Damper Shutter 52 inch w/ Pull Chain RIWS48
Dimensions
52.0
Triangle Engineering
Item #: RIWS39-IWS155
Triangle Fan Mounted Intake Gravity Damper Shutter for 43 inch w/ Pull Chain RIWS39
Dimensions
43.0
Triangle Engineering
Item #: RIWS33-IWS155
Triangle Fan Mounted Intake Gravity Damper Shutter for 37 inch w/ Pull Chain RIWS33
Dimensions
37.0
Triangle Engineering
Item #: RIWSD48-IWS255
Triangle Wall Mounted Intake Gravity Damper Double Panel Shutter 52 inch w/ Pull Chain RIWSD48
Dimensions
52.0
Triangle Engineering
Item #: RIWS42-IWS155
Triangle Wall Mounted Intake Gravity Damper Shutter 46 inch w/ Pull Chain RIWS42
Dimensions
46.0
Triangle Engineering
Item #: RIWS36-IWS155
Triangle Wall Mounted Intake Gravity Damper Shutter 40 inch w/ Pull Chain RIWS36
Dimensions
40.0