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18 in 21"H-W 5.75"L Aluminum Backdraft Damper, 18-1-2 in x 18-1-2 in, Aluminum 4C558
Dayton
MSRP: $106.73$98.6021 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,...MSRP: $106.73$98.60Qty in Cart: 0Quantity:Price:MSRP: $106.73$98.60Subtotal: -
18 in 21"H-W 6.5"L Extrd Alu Backdraft Dampr, 18-1-2 in x 18-1-2 in, Aluminum 4FZH5
Dayton
MSRP: $172.03$158.9321 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,...MSRP: $172.03$158.93Qty in Cart: 0Quantity:Price:MSRP: $172.03$158.93Subtotal: -
20 in 23"H-W 5 1-4"L SS Backdraft Dampr, 20-1-2 in x 20-1-2 in, Stainless Steel 4FZJ7
Dayton
MSRP: $398.08$367.7523 In.H-W 5 1/4 In.L SS Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Stainless Steel, Number of Panels 1, Maximum Air Velocity 2500 fpm,...MSRP: $398.08$367.75Qty in Cart: 0Quantity:Price:MSRP: $398.08$367.75Subtotal: -
20 in 23"H-W 5.75"L Alu Wall Backdraft Dampr, 20-1-2 in x 20-1-2 in, Aluminum 1C745
Dayton
MSRP: $103.72$95.8123 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...MSRP: $103.72$95.81Qty in Cart: 0Quantity:Price:MSRP: $103.72$95.81Subtotal: -
20 in 23"H-W 5.75"L Aluminum Backdraft Damper, 20-1-2 in x 20-1-2 in, Aluminum 4C559
Dayton
MSRP: $113.64$104.9823 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,...MSRP: $113.64$104.98Qty in Cart: 0Quantity:Price:MSRP: $113.64$104.98Subtotal: -
20 in 23"H-W 6"L Aluminum Wall Backdraft Dampr, 20-1-2 in x 20-1-2 in, Aluminum 2C522
Dayton
MSRP: $78.85$72.8423 In.H-W 6 In.L Aluminum Wall Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000...MSRP: $78.85$72.84Qty in Cart: 0Quantity:Price:MSRP: $78.85$72.84Subtotal: -
20 in 23"H-W 6.5"L Extrd Alu Backdraft Dampr, 20-1-2 in x 20-1-2 in, Aluminum 4FZH6
Dayton
MSRP: $187.10$172.8523 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,...MSRP: $187.10$172.85Qty in Cart: 0Quantity:Price:MSRP: $187.10$172.85Subtotal: -
20 in 25"H-W 5.75"L Alu Wall Backdraft Dampr, 22-1-2 in x 22-1-2 in, Aluminum 53DR11
Dayton
MSRP: $114.89$106.1425 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...MSRP: $114.89$106.14Qty in Cart: 0Quantity:Price:MSRP: $114.89$106.14Subtotal: -
20 in 25"H-W 5.75"L Aluminum Wall Fan Shutter, 22-1-2 in x 22-1-2 in, Aluminum 53DR17
Dayton
MSRP: $135.61$125.2825 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,...MSRP: $135.61$125.28Qty in Cart: 0Quantity:Price:MSRP: $135.61$125.28Subtotal: -
20 in 25"H-W 5.75"L Aluminum Wall Shutter, 22-1-2 in x 22-1-2 in, Aluminum 53DR13
Dayton
MSRP: $133.10$122.9625 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...MSRP: $133.10$122.96Qty in Cart: 0Quantity:Price:MSRP: $133.10$122.96Subtotal: -
24 in 27"H-W 5 1-4"L SS Backdraft Dampr, 24-1-2 in x 24-1-2 in, Stainless Steel 4FZJ8
Dayton
MSRP: $477.19$440.8427 In.H-W 5 1/4 In.L SS Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Stainless Steel, Number of Panels 2, Maximum Air Velocity 2500 fpm,...MSRP: $477.19$440.84Qty in Cart: 0Quantity:Price:MSRP: $477.19$440.84Subtotal: -
24 in 27"H-W 5.75"L Alu Wall Vent Shutter, 24-1-2 in x 24-1-2 in, Aluminum 1C746
Dayton
MSRP: $161.99$149.6427 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 1, Maximum Air Velocity 2500 fpm,...MSRP: $161.99$149.64Qty in Cart: 0Quantity:Price:MSRP: $161.99$149.64Subtotal: