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Best Seller | DAYTON 4FZJ2 48 in Backdraft Damper / Wall Shutter, 48-1/2 in x 48-1/2 in 51 In.H-W 6.5 In.L Extrd Alu Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 2, Maximum Air Velocity 3250 fpm, Overall Height 51 in, Rough Opening Diameter 48 1/2 in,... ... more | go to store |
2 Set 3"-5" Backdraft Damper ABS Flexible Airflow Inline Backflow Duct Adaptor - Multicolor The backdraft damper is used to prevent the backflow of lampblack or exhaust gas through air duct when the ventilation fan is off, it also prevents debris, dust and odor from entering your room. ... more | FREE shipping go to store |
DAYTON 53DR16 12 in Backdraft Damper / Wall Shutter, 14-1/2 in x 14-1/2 in 17 In.H-W 5.75 In.L Aluminum Wall Fan Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 17 in, Rough Opening Diameter 14 1/2 in,... ... more | go to store |
DAYTON 53DR13 20 in Backdraft Damper / Wall Shutter, 22-1/2 in x 22-1/2 in 25 In.H-W 5.75 In.L Aluminum Wall Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 25 in, Rough Opening Diameter 22 1/2 in, Rough... ... more | go to store |
DAYTON 53DR11 20 in Backdraft Damper / Wall Shutter, 22-1/2 in x 22-1/2 in 25 In.H-W 5.75 In.L Alu Wall Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 25 in, Rough Opening Diameter 22... ... more | go to store |
DAYTON 4C555 10 in Backdraft Damper / Wall Shutter, 10-1/2 in x 10-1/2 in 13 In.H-W 5.75 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 13 in, Rough Opening Diameter 10 1/2 in,... ... more | go to store |
DAYTON 53DR12 12 in Backdraft Damper / Wall Shutter, 14-1/2 in x 14-1/2 in 17 In.H-W 5.75 In.L Aluminum Wall Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 17 in, Rough Opening Diameter 14 1/2 in, Rough... ... more | go to store |
DAYTON 3TZ50 Damper,Roof Mount,Exh Only,11 1/2 Sq 11.5 In.H-W 4.5 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 11 1/2 in, Rough Opening Diameter... ... more | go to store |
12.5 In.H-W Manual Ceiling Radiation Damper, Damper Application Ceiling Radiation, Frame Material Steel, Overall Height 3 5/8 in, Rough Opening Shape Square, For Duct Shape Square, Overall Width 12 1/2 in ... more | go to store |
DAYTON 5AE75 Ceiling Ventilator,557 CFM,115 V Ceiling Ventilator, Discharge Direction Horizontal and Vertical, Duct Shape Rectangular, Housing Finish Galvanized, Housing Material Steel, Heater Without Heater, Includes Backdraft Damper, Mounting Brackets, Mounting Location Ceiling, Maximum Airflow... ... more | go to store |
DAYTON 2FTX7 36 in Agricultural Wall Exhaust Shutter, 39-1/2 in x 39-1/2 in 42 In.H-W 5.75 In.L Alu Wall Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 42 in, Rough Opening Diameter 39... ... more | go to store |
DAYTON 45C667 48 in Agricultural Wall Exhaust Shutter, 51-1/2 in x 51-1/2 in 54 In.H-W 5.75 In.L Aluminum Exhaust Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 2, Maximum Air Velocity 2500 fpm, Overall Height 54 in, Rough Opening Diameter 51 1/2 in,... ... more | go to store |
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