DAYTON 3C311 42 in Backdraft Damper / Wall Shutter, 42-1/2 in x 42-1/2 in Heater Accessories

DAYTON 3C311 42 in Backdraft Damper / Wall Shutter, 42-1/2 in x 42-1/2 in 45 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 2, Maximum Air Velocity 2500 fpm, Overall Height 45 in, Rough Opening Diameter 42 1/2 in,... DAYTON 3C311 42 in Backdraft Damper / Wall Shutter, 42-1/2 in x 42-1/2 in

DAYTON 3C311 42 in Backdraft Damper / Wall Shutter, 42-1/2 in x 42-1/2 in from other stores

DAYTON 1C210 42 in Backdraft Damper / Wall Shutter, 42-1/2 in x 42-1/2 in

45 In.H-W 5.75 In.L Alu Wall Vent Shutter, Damper Application Backdraft, For N... 45 In.H-W 5.75 In.L Alu Wall Vent Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2500 fpm, Overall Height 45 in, Rough Opening Diameter 42 1/2... more

as low as $336.99

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DAYTON 5C213 18 in Backdraft Damper / Wall Shutter, 18-1/2 in x 18-1/2 in

21 In.H-W 6.5 In.L Fiberglass Backdraft Damper, Damper Application Backdraft, ... 21 In.H-W 6.5 In.L Fiberglass Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Fiberglass, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 21 in, Rough Opening Diameter 18 1/2... more

as low as $140.99

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-13% 1Pack Dayton 3HHP5 14 in Backdraft Damper / Wall Shutter 14-1/2 in x 14-1/2 in

17 In.H-W 6 In.L Aluminum Backdraft Damper Damper Application Backdraft For No... 17 In.H-W 6 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 17 in Rough Opening Diameter 14 1/2 in... more

as low as $84.92 $74.00

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1PACK Dayton 5NKN5 Damper Backdraft Wall Mount 22-3/4 In Sq

1PACK Dayton 5NKN5 Damper Backdraft Wall Mount 22-3/4 In Sq Backdraft Damper W... 1PACK Dayton 5NKN5 Damper Backdraft Wall Mount 22-3/4 In Sq Backdraft Damper Wall Mount Supply Damper Size (In.) 20 x 20 Overall Size (In.) 22-3/4 x 22-3/4 Flange Width (In.) 1 1/2 in Max. Velocity (FPM) 2 250 Construction Material 16-gauge Extruded... more

as low as $152.93

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1PACK Dayton 3HHL7 Backdraft Damper Vert/Horiz Mtg 27 3/4Sq

1PACK Dayton 3HHL7 Backdraft Damper Vert/Horiz Mtg 27 3/4Sq Backdraft Exhaust ... 1PACK Dayton 3HHL7 Backdraft Damper Vert/Horiz Mtg 27 3/4Sq Backdraft Exhaust Damper No Flange Horizontal or Vertical Mount Damper Size (In.) 27-3/4 x 27-3/4 Overall Size (In.) 27-3/4 x 27-3/4 Flange Width (In.) - Max. Velocity (FPM) 2 000 Construction... more

as low as $144.97

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DAYTON 3C310 36 in Backdraft Damper / Wall Shutter, 36-1/2 in x 36-1/2 in

39 In.H-W 5.75 In.L Alu Wall Backdraft Damper, Damper Application Backdraft, F... 39 In.H-W 5.75 In.L Alu Wall 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 39 in, Rough Opening Diameter 36 1/2 in,... more

as low as $174.99

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DAYTON 1C209 36 in Backdraft Damper / Wall Shutter, 36-1/2 in x 36-1/2 in

39 In.H-W 5.75 In.L Alu Wall Vent Shutter, Damper Application Backdraft, For N... 39 In.H-W 5.75 In.L Alu Wall Vent Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2500 fpm, Overall Height 39 in, Rough Opening Diameter 36 1/2... more

as low as $189.99

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DAYTON 1C055 30 in Backdraft Damper / Wall Shutter, 30-1/2 in x 30-1/2 in

33 In.H-W 5 3/4 In.L Alu Wall Backdraft Damper, Damper Application Backdraft, ... 33 In.H-W 5 3/4 In.L Alu Wall Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 33 in, Rough Opening Diameter 30... more

as low as $112.99

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DAYTON 3C308 24 in Backdraft Damper / Wall Shutter, 24-1/2 in x 24-1/2 in

27 In.H-W 5.75 In.L Aluminum Backdraft Damper, Damper Application Backdraft, F... 27 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 27 in, Rough Opening Diameter 24 1/2 in,... more

as low as $103.99

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DAYTON 53DR10 12 in Backdraft Damper / Wall Shutter, 14-1/2 in x 14-1/2 in

17 In.H-W 5.75 In.L Alu Wall Backdraft Dampr, Damper Application Backdraft, Fo... 17 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 17 in, Rough Opening Diameter 14... more

as low as $61.29

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DAYTON 3C115 54 in Backdraft Damper / Wall Shutter, 54-1/2 in x 54-1/2 in

57 In.H-W 6 1/4 In.L Alum Wall Fan Shutter, Damper Application Backdraft, For ... 57 In.H-W 6 1/4 In.L Alum Wall Fan Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2500 fpm, Overall Height 57 in, Rough Opening Diameter 54 1/2... more

as low as $555.99

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DAYTON 4FZH7 24 in Backdraft Damper / Wall Shutter, 24-1/2 in x 24-1/2 in

27 In.H-W 6.5 In.L Extrd Alu Backdraft Dampr, Damper Application Backdraft, Fo... 27 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 1, Maximum Air Velocity 3250 fpm, Overall Height 27 in, Rough Opening Diameter 24 1/2 in,... more

as low as $169.99

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DAYTON 53DR18 36 in Backdraft Damper / Wall Shutter, 39-1/2 in x 39-1/2 in

42 In.H-W 5.75 In.L Aluminum Wall Fan Shutter, Damper Application Backdraft, F... 42 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 42 in, Rough Opening Diameter 39 1/2 in,... more

as low as $207.99

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DAYTON 4C557 16 in Backdraft Damper / Wall Shutter, 16-1/2 in x 16-1/2 in

19 In.H-W 5.75 In.L Aluminum Backdraft Damper, Damper Application Backdraft, F... 19 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 19 in, Rough Opening Diameter 16 1/2 in,... more

as low as $71.25

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