Shop inline dampers

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$14.45
FRESH SPEED 4-Inch Backdraft Damper Shutter Inline Spring Loaded For Dryer Duct
Amazon.com
343
$14.45
FRESH SPEED 4-Inch Backdraft Damper Shutter Inline Spring Loaded For Dryer Duct
Amazon.com
343
$39.95
Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
949
Free shipping
$39.95
Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
949
$33.99
Vent Systems - 12 Inch Backdraft Damper - One-Way Airflow - Inline Fan Vent Deflector
Amazon.com
178
$33.99
Vent Systems - 12 Inch Backdraft Damper - One-Way Airflow - Inline Fan Vent Deflector
Amazon.com
178
$517.80
Dayton Round 5.9"Dia Motorized Smoke Damper: Dynamic, 24V AC, 6 in Duct, 5 7/8 in H, 8 1/4 in W, 8 1/8 in L Model: 3HGH2
Grainger
$517.80
Dayton Round 5.9"Dia Motorized Smoke Damper: Dynamic, 24V AC, 6 in Duct, 5 7/8 in H, 8 1/4 in W, 8 1/8 in L Model: 3HGH2
Grainger
$382.69
Dayton 15.8"H-W 14.5"L Squ Mtrzd Contrl Dampr: For 16 in Dia, 14 1/2 in L, 15 3/4 in H, 15 3/4 in W, Single Model: 5NKK2
Grainger
$382.69
Dayton 15.8"H-W 14.5"L Squ Mtrzd Contrl Dampr: For 16 in Dia, 14 1/2 in L, 15 3/4 in H, 15 3/4 in W, Single Model: 5NKK2
Grainger
$29.99
Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
942
$29.99
Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
942
$95.99
Suncourt Zonemaster 12-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, Transformer Included (ZC212)
Amazon.com
24
Free shipping
$95.99
Suncourt Zonemaster 12-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, Transformer Included (ZC212)
Amazon.com
24
$14.77
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
785
$14.77
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
785
$16.77
8 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
693
$16.77
8 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
693
$72.99
Suncourt Zonemaster 6-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, No Transformer (ZC206X)
Amazon.com
1
Free shipping
$72.99
Suncourt Zonemaster 6-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, No Transformer (ZC206X)
Amazon.com
1
$13.66
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector - Black
Amazon.com
574
$13.66
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector - Black
Amazon.com
574
$374.08
Dayton 23"H-W 12"L Squ Alum Mtrzd Contrl Damper: 12 in L, 23 in H, 23 in W, 1 1/2 in Flange Wd, Aluminum Model: 4C561
Grainger
2
$374.08
Dayton 23"H-W 12"L Squ Alum Mtrzd Contrl Damper: 12 in L, 23 in H, 23 in W, 1 1/2 in Flange Wd, Aluminum Model: 4C561
Grainger
2
$27.99
[Upgraded] Hon&Guan 10 Inch Duct Backdraft Damper, One-Way Airflow Ducting Insert Backflow Preventer Duct Draft Blocker, HVAC Inline Fan Vent
Amazon.com
19
$27.99
[Upgraded] Hon&Guan 10 Inch Duct Backdraft Damper, One-Way Airflow Ducting Insert Backflow Preventer Duct Draft Blocker, HVAC Inline Fan Vent
Amazon.com
19
$405.94
Dayton 27"H-W 12"L Squ Alu Mtrzd Cntrl Dampr: 12 in L, 27 in H, 27 in W, 1 1/2 in Flange Wd, Aluminum Model: 3C315
Grainger
1
$405.94
Dayton 27"H-W 12"L Squ Alu Mtrzd Cntrl Dampr: 12 in L, 27 in H, 27 in W, 1 1/2 in Flange Wd, Aluminum Model: 3C315
Grainger
1
$29.99
Copkim 4 Pieces 4 Inch Backdraft Damper One Way Airflow Dryer Vent Backflow Preventer Duct Draft Stopper Inline Fan Vent Deflector With 2 Spring
Amazon.com
$29.99
Copkim 4 Pieces 4 Inch Backdraft Damper One Way Airflow Dryer Vent Backflow Preventer Duct Draft Stopper Inline Fan Vent Deflector With 2 Spring
Amazon.com
$12.64
8"Dia Steel Snap-On Control Damper: For 8 in Nominal Duct Dia, 7 3/4 in Overall Dia Model: 4JRL8
Grainger
1
$12.64
8"Dia Steel Snap-On Control Damper: For 8 in Nominal Duct Dia, 7 3/4 in Overall Dia Model: 4JRL8
Grainger
1
$19.99
2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
890
$19.99
2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
890
$93.99
Suncourt Zonemaster 10-Inch Normally Open Motorized Damper - Power Close/Spring Return 24V Vent Damper, Plug-In Transformer Included (ZO210)
Amazon.com
105
Free shipping
$93.99
Suncourt Zonemaster 10-Inch Normally Open Motorized Damper - Power Close/Spring Return 24V Vent Damper, Plug-In Transformer Included (ZO210)
Amazon.com
105
$152.99
$160.95
Holley Fuel Pulse Damper Inline 40-70 PSI W/ 6AN O-Ring 1966
CJ Pony Parts
3
Free shipping
$152.99
$160.95
Holley Fuel Pulse Damper Inline 40-70 PSI W/ 6AN O-Ring 1966
CJ Pony Parts
3
$152.99
$160.95
Holley Fuel Pulse Damper Inline 40-70 PSI W/ 8AN O-Ring 1968
CJ Pony Parts
8
Free shipping
$152.99
$160.95
Holley Fuel Pulse Damper Inline 40-70 PSI W/ 8AN O-Ring 1968
CJ Pony Parts
8
$569.08
Canarm Motorized Damper: For 24 in Nominal Duct Dia, Single Panel, 24 in H, 24 in W, Single Flange, Rubber Model: SX3224X24
Grainger
$569.08
Canarm Motorized Damper: For 24 in Nominal Duct Dia, Single Panel, 24 in H, 24 in W, Single Flange, Rubber Model: SX3224X24
Grainger
$382.65
Dayton Mtrzd Damper, For Fan Dia. 24", 100-240V - 3C315
Amazon.com
1
Free shipping
$382.65
Dayton Mtrzd Damper, For Fan Dia. 24", 100-240V - 3C315
Amazon.com
1
$208.19
Honeywell Home Round Motorized Damper,Steel,8" Dia: For 8 in Dia, 4 7/8 in L, 4 5/8 in H, 8 in W, Steel, 24V AC Model: EARD8TZ
Grainger
4
$208.19
Honeywell Home Round Motorized Damper,Steel,8" Dia: For 8 in Dia, 4 7/8 in L, 4 5/8 in H, 8 in W, Steel, 24V AC Model: EARD8TZ
Grainger
4
$178.09
Soler & Palau Round Motrzd Damper Wcontroller,6 In: For 6 in Dia, 9 3/4 in L, 9 7/8 in H, 6 in W, 3 in Flange Wd Model: MD6-ES24VK
Grainger
$178.09
Soler & Palau Round Motrzd Damper Wcontroller,6 In: For 6 in Dia, 9 3/4 in L, 9 7/8 in H, 6 in W, 3 in Flange Wd Model: MD6-ES24VK
Grainger
$336.37
Honeywell Home 12"Dia Galvst Rnd Zone Control Damper: For 12 in Dia, 13 1/8 in L, 14 in H, 13 1/8 in W, 24V AC Model: MARD12
Grainger
$336.37
Honeywell Home 12"Dia Galvst Rnd Zone Control Damper: For 12 in Dia, 13 1/8 in L, 14 in H, 13 1/8 in W, 24V AC Model: MARD12
Grainger
$9.48
4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
155
$9.48
4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
155
$1,017.56
Dayton 63"H-W 12.8"L Squ Alu Mtrzd Cntrl Dampr: 12 3/4 in L, 63 in H, 63 in W, 1 1/2 in Flange Wd, Aluminum Model: 3C189
Grainger
$1,017.56
Dayton 63"H-W 12.8"L Squ Alu Mtrzd Cntrl Dampr: 12 3/4 in L, 63 in H, 63 in W, 1 1/2 in Flange Wd, Aluminum Model: 3C189
Grainger
$95.72
Dayton 6"Dia Gsteel Manual Balancing Dampr: 6 in Duct, 6 3/8 in L, Steel, Locking Manual Quadrant Model: 2TFX7
Grainger
1
$95.72
Dayton 6"Dia Gsteel Manual Balancing Dampr: 6 in Duct, 6 3/8 in L, Steel, Locking Manual Quadrant Model: 2TFX7
Grainger
1
$179.30
Suncourt 8 in. Motorized Adjustable Damper Closed ZC208
DkHardware.com
$179.30
Suncourt 8 in. Motorized Adjustable Damper Closed ZC208
DkHardware.com
$25.99
Snap-On Control Damper, 10" Duct Dia.
Amazon.com
2
$25.99
Snap-On Control Damper, 10" Duct Dia.
Amazon.com
2
$383.17
Canarm Manual Damper: For 24 in Fan, For 24 in Nominal Duct Dia, 5, 24 in H, 24 in W, 2 1/4 in D, Aluminum Model: SR3224X24
Grainger
$383.17
Canarm Manual Damper: For 24 in Fan, For 24 in Nominal Duct Dia, 5, 24 in H, 24 in W, 2 1/4 in D, Aluminum Model: SR3224X24
Grainger
$167.00
Super Duty 3 Wire Round Zone Damper With Belimo LMB 24V Commercial Grade Motor
RetroZone
$167.00
Super Duty 3 Wire Round Zone Damper With Belimo LMB 24V Commercial Grade Motor
RetroZone
$109.38
8" Durozone Power Open/Power Close Mechanical 3 Wire Damper
RetroZone
$109.38
8" Durozone Power Open/Power Close Mechanical 3 Wire Damper
RetroZone
$26.61
10"Dia Steel Control Damper: For 10 in Nominal Duct Dia, 11 1/2 in Overall Dia Model: 4JRL6
Grainger
2
$26.61
10"Dia Steel Control Damper: For 10 in Nominal Duct Dia, 11 1/2 in Overall Dia Model: 4JRL6
Grainger
2
$203.74
Dayton 15"H-W 12"L Squ Stl Motrzd Contrl Damper: 12 in L, 15 in H, 15 in W, 1 1/2 in Flange Wd, Steel Model: 3HHP3
Grainger
$203.74
Dayton 15"H-W 12"L Squ Stl Motrzd Contrl Damper: 12 in L, 15 in H, 15 in W, 1 1/2 in Flange Wd, Steel Model: 3HHP3
Grainger
$486.70
Dayton 15.75"H 12"L 16"W Motrzd Smoke Damper: Dynamic, 24V AC, 15 3/4 in H, 16 in W, 12 in L, Motorized Model: 3HGG3
Grainger
$486.70
Dayton 15.75"H 12"L 16"W Motrzd Smoke Damper: Dynamic, 24V AC, 15 3/4 in H, 16 in W, 12 in L, Motorized Model: 3HGG3
Grainger
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Shop inline dampers

Sponsored
About our ads
$14.45
FRESH SPEED 4-Inch Backdraft Damper Shutter Inline Spring Loaded For Dryer Duct
Amazon.com
343
$14.45
FRESH SPEED 4-Inch Backdraft Damper Shutter Inline Spring Loaded For Dryer Duct
Amazon.com
343
$39.95
Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
949
Free shipping
$39.95
Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
949
$33.99
Vent Systems - 12 Inch Backdraft Damper - One-Way Airflow - Inline Fan Vent Deflector
Amazon.com
178
$33.99
Vent Systems - 12 Inch Backdraft Damper - One-Way Airflow - Inline Fan Vent Deflector
Amazon.com
178
$517.80
Dayton Round 5.9"Dia Motorized Smoke Damper: Dynamic, 24V AC, 6 in Duct, 5 7/8 in H, 8 1/4 in W, 8 1/8 in L Model: 3HGH2
Grainger
$517.80
Dayton Round 5.9"Dia Motorized Smoke Damper: Dynamic, 24V AC, 6 in Duct, 5 7/8 in H, 8 1/4 in W, 8 1/8 in L Model: 3HGH2
Grainger
$382.69
Dayton 15.8"H-W 14.5"L Squ Mtrzd Contrl Dampr: For 16 in Dia, 14 1/2 in L, 15 3/4 in H, 15 3/4 in W, Single Model: 5NKK2
Grainger
$382.69
Dayton 15.8"H-W 14.5"L Squ Mtrzd Contrl Dampr: For 16 in Dia, 14 1/2 in L, 15 3/4 in H, 15 3/4 in W, Single Model: 5NKK2
Grainger
$29.99
Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
942
$29.99
Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
942
$95.99
Suncourt Zonemaster 12-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, Transformer Included (ZC212)
Amazon.com
24
Free shipping
$95.99
Suncourt Zonemaster 12-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, Transformer Included (ZC212)
Amazon.com
24
$14.77
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
785
$14.77
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
785
$16.77
8 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
693
$16.77
8 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
693
$72.99
Suncourt Zonemaster 6-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, No Transformer (ZC206X)
Amazon.com
1
Free shipping
$72.99
Suncourt Zonemaster 6-Inch Normally Closed Motorized Damper - Power Open/Spring Close 24V Vent Damper, No Transformer (ZC206X)
Amazon.com
1
$13.66
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector - Black
Amazon.com
574
$13.66
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector - Black
Amazon.com
574
$374.08
Dayton 23"H-W 12"L Squ Alum Mtrzd Contrl Damper: 12 in L, 23 in H, 23 in W, 1 1/2 in Flange Wd, Aluminum Model: 4C561
Grainger
2
$374.08
Dayton 23"H-W 12"L Squ Alum Mtrzd Contrl Damper: 12 in L, 23 in H, 23 in W, 1 1/2 in Flange Wd, Aluminum Model: 4C561
Grainger
2
$27.99
[Upgraded] Hon&Guan 10 Inch Duct Backdraft Damper, One-Way Airflow Ducting Insert Backflow Preventer Duct Draft Blocker, HVAC Inline Fan Vent
Amazon.com
19
$27.99
[Upgraded] Hon&Guan 10 Inch Duct Backdraft Damper, One-Way Airflow Ducting Insert Backflow Preventer Duct Draft Blocker, HVAC Inline Fan Vent
Amazon.com
19
$405.94
Dayton 27"H-W 12"L Squ Alu Mtrzd Cntrl Dampr: 12 in L, 27 in H, 27 in W, 1 1/2 in Flange Wd, Aluminum Model: 3C315
Grainger
1
$405.94
Dayton 27"H-W 12"L Squ Alu Mtrzd Cntrl Dampr: 12 in L, 27 in H, 27 in W, 1 1/2 in Flange Wd, Aluminum Model: 3C315
Grainger
1
$29.99
Copkim 4 Pieces 4 Inch Backdraft Damper One Way Airflow Dryer Vent Backflow Preventer Duct Draft Stopper Inline Fan Vent Deflector With 2 Spring
Amazon.com
$29.99
Copkim 4 Pieces 4 Inch Backdraft Damper One Way Airflow Dryer Vent Backflow Preventer Duct Draft Stopper Inline Fan Vent Deflector With 2 Spring
Amazon.com
$12.64
8"Dia Steel Snap-On Control Damper: For 8 in Nominal Duct Dia, 7 3/4 in Overall Dia Model: 4JRL8
Grainger
1
$12.64
8"Dia Steel Snap-On Control Damper: For 8 in Nominal Duct Dia, 7 3/4 in Overall Dia Model: 4JRL8
Grainger
1
$19.99
2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
890
$19.99
2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
890
$93.99
Suncourt Zonemaster 10-Inch Normally Open Motorized Damper - Power Close/Spring Return 24V Vent Damper, Plug-In Transformer Included (ZO210)
Amazon.com
105
Free shipping
$93.99
Suncourt Zonemaster 10-Inch Normally Open Motorized Damper - Power Close/Spring Return 24V Vent Damper, Plug-In Transformer Included (ZO210)
Amazon.com
105