Shop Bathroom Vent Backdraft Damper

Sponsored
About our ads
$17.98
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
$17.98
6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
$21.99
$24.99
2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
943
12% off
$21.99
$24.99
2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
$16.95
$17.95
Draft Blocker 5'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
42
$16.95
$17.95
Draft Blocker 5'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
$29.99
$33.99
Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
715
11% off
$29.99
$33.99
Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
Amazon.com
$18.99
$20.99
MIVIDE 2Pack 4 Inch Backdraft Damper Duct, One Way Airflow Ducting Insert For Ducting In Range Hoods, Bathrooms Fans And Kitchen Fan
Amazon.com
$18.99
$20.99
MIVIDE 2Pack 4 Inch Backdraft Damper Duct, One Way Airflow Ducting Insert For Ducting In Range Hoods, Bathrooms Fans And Kitchen Fan
Amazon.com
$34.95
$39.95
Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
12% off
$34.95
$39.95
Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
Amazon.com
$11.99
4" Backdraft Damper, One-Way Ducting Insert With Spring-Loaded Aluminum Flaps, Airflow Backflow Preventer For HVAC Vents, Exhaust Fans, Range Hoods,
Amazon.com
$11.99
4" Backdraft Damper, One-Way Ducting Insert With Spring-Loaded Aluminum Flaps, Airflow Backflow Preventer For HVAC Vents, Exhaust Fans, Range Hoods,
Amazon.com
$22.90
ECOPRO VENT - 6" Inch Backdraft Damper For Straight Or Flex Duct. Bathroom Exhaust Fan. Kitchen Hood Exhaust Fan And Different Dryer Fan Backflow
Amazon.com
116
$22.90
ECOPRO VENT - 6" Inch Backdraft Damper For Straight Or Flex Duct. Bathroom Exhaust Fan. Kitchen Hood Exhaust Fan And Different Dryer Fan Backflow
Amazon.com
$78.22
DAYTON 15.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 15 3/4 in H, 15 3/4 in W Model: 4HX75
Grainger
$78.22
DAYTON 15.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 15 3/4 in H, 15 3/4 in W Model: 4HX75
Grainger
$25.99
PATIKIL 4 Inch Backdraft Damper, 2Pcs PVC Ducting Hose Airflow Insert Backflow Preventer Shutter, One-Way Draft Stopper For Kitchen Bathroom Exhaust
Amazon.com
$25.99
PATIKIL 4 Inch Backdraft Damper, 2Pcs PVC Ducting Hose Airflow Insert Backflow Preventer Shutter, One-Way Draft Stopper For Kitchen Bathroom Exhaust
Amazon.com
$27.99
AC Infinity 8" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 8" Ducting In Range Hoods And Bathrooms Fans
Amazon.com
376
$27.99
AC Infinity 8" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 8" Ducting In Range Hoods And Bathrooms Fans
Amazon.com
$102.95
RDP Aluminum Wall Vent - Reversible Backdraft Damper - 8 in.
Roofing Direct
$102.95
RDP Aluminum Wall Vent - Reversible Backdraft Damper - 8 in.
Roofing Direct
$160.59
DAYTON 33"H-W 5.75"L Alu Wall Backdraft Dampr: For 30 in Fan, Single Panel, 33 in H, 33 in W, 3 in D, Wall Model: 2FTX1
Grainger
5
$160.59
DAYTON 33"H-W 5.75"L Alu Wall Backdraft Dampr: For 30 in Fan, Single Panel, 33 in H, 33 in W, 3 in D, Wall Model: 2FTX1
Grainger
$17.90
7 Inch Metal Backdraft Damper, Airflow Backflow Preventer Vent Draft Blocker Duct Connector For Kitchen Bathroom Exhaust Fan HVAC, Red | Harfington
harfington
30-day returns (most items)
$17.90
7 Inch Metal Backdraft Damper, Airflow Backflow Preventer Vent Draft Blocker Duct Connector For Kitchen Bathroom Exhaust Fan HVAC, Red | Harfington
harfington
$126.35
DAYTON 22.75"H-W 4.5"L Aluminum Backdraft Dampr: For 20 in Fan, Single Panel, 22 3/4 in H, 22 3/4 in W Model: 5NKN5
Grainger
$126.35
DAYTON 22.75"H-W 4.5"L Aluminum Backdraft Dampr: For 20 in Fan, Single Panel, 22 3/4 in H, 22 3/4 in W Model: 5NKN5
Grainger
$17.99
AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 4" Ducting In Range Hoods And Bathrooms Fans
Amazon.com
309
$17.99
AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 4" Ducting In Range Hoods And Bathrooms Fans
Amazon.com
$135.44
DAYTON 29.75"H-W 4.5"L Aluminum Backdraft Dampr: For 30 in Fan, For 30 in Nominal Duct Dia, Single Panel Model: 3HHL8
Grainger
$135.44
DAYTON 29.75"H-W 4.5"L Aluminum Backdraft Dampr: For 30 in Fan, For 30 in Nominal Duct Dia, Single Panel Model: 3HHL8
Grainger
$62.69
DAYTON 13.75"H-W 4.5"L Aluminum Backdraft Dampr: For 10 in Fan, Single Panel, 13 3/4 in H, 13 3/4 in W Model: 4HX33
Grainger
$62.69
DAYTON 13.75"H-W 4.5"L Aluminum Backdraft Dampr: For 10 in Fan, Single Panel, 13 3/4 in H, 13 3/4 in W Model: 4HX33
Grainger
$67.49
PATIKIL 10" HVAC Duct Manual Volume Damper, Stainless Steel Adjustment Flame Retardant Airflow Backdraft Damper Control For HVAC Air Balancing System,
Amazon.com
5
Free shipping
$67.49
PATIKIL 10" HVAC Duct Manual Volume Damper, Stainless Steel Adjustment Flame Retardant Airflow Backdraft Damper Control For HVAC Air Balancing System,
Amazon.com
$14.45
FRESH SPEED 4-Inch Backdraft Damper Shutter Inline Spring Loaded For Dryer Duct
Amazon.com
268
$14.45
FRESH SPEED 4-Inch Backdraft Damper Shutter Inline Spring Loaded For Dryer Duct
Amazon.com
$16.99
BRDUROBLA 3'' 4'' Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector For
Amazon.com
$16.99
BRDUROBLA 3'' 4'' Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector For
Amazon.com
$28.77
PATIKIL HVAC Duct Manual Volume Backdraft Damper, 6 Inch/150Mm, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless
Amazon.com
33
$28.77
PATIKIL HVAC Duct Manual Volume Backdraft Damper, 6 Inch/150Mm, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless
Amazon.com
$46.29
PATIKIL HVAC Duct Manual Volume Backdraft Damper, 8 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, For
Amazon.com
Free shipping
$46.29
PATIKIL HVAC Duct Manual Volume Backdraft Damper, 8 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, For
Amazon.com
$90.72
DAYTON 21"H-W 5.75"L Alu Wall Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H, 21 in W, 2 1/2 in D Model: 1C744
Grainger
$90.72
DAYTON 21"H-W 5.75"L Alu Wall Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H, 21 in W, 2 1/2 in D Model: 1C744
Grainger
$157.94
DAYTON 21"H-W 6.5"L Extrd Alu Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H, 21 in W, 3 in D, Wall Model: 4FZH5
Grainger
$157.94
DAYTON 21"H-W 6.5"L Extrd Alu Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H, 21 in W, 3 in D, Wall Model: 4FZH5
Grainger
$9.57
4 Inch Backdraft Damper, Stainless Steel Flexible Airflow Ducting Insert Backflow Preventer Draft Blocker For Kitchen Bathroom Exhaust Fan, Silver |
harfington
30-day returns (most items)
$9.57
4 Inch Backdraft Damper, Stainless Steel Flexible Airflow Ducting Insert Backflow Preventer Draft Blocker For Kitchen Bathroom Exhaust Fan, Silver |
harfington
$17.99
Fixirons 4" HVAC Duct Manual Volume Damper Metal Adjustment Airflow Ducting Backdraft Damper For Air Ventilation System HVAC
Amazon.com
$17.99
Fixirons 4" HVAC Duct Manual Volume Damper Metal Adjustment Airflow Ducting Backdraft Damper For Air Ventilation System HVAC
Amazon.com
$162.82
DAYTON 27.75"H-W 4.5"L Aluminum Backdraft Dampr: For 24 in Fan, Single Panel, 27 3/4 in H, 27 3/4 in W Model: 5NKN6
Grainger
$162.82
DAYTON 27.75"H-W 4.5"L Aluminum Backdraft Dampr: For 24 in Fan, Single Panel, 27 3/4 in H, 27 3/4 in W Model: 5NKN6
Grainger
$107.57
DAYTON 25"H-W 5.75"L Alu Wall Backdraft Dampr: For 20 in Fan, Single Panel, 25 in H, 25 in W, 2 1/2 in D Model: 53DR11
Grainger
$107.57
DAYTON 25"H-W 5.75"L Alu Wall Backdraft Dampr: For 20 in Fan, Single Panel, 25 in H, 25 in W, 2 1/2 in D Model: 53DR11
Grainger
$69.10
DAYTON 14.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 14 3/4 in H, 14 3/4 in W Model: 4HX74
Grainger
$69.10
DAYTON 14.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 14 3/4 in H, 14 3/4 in W Model: 4HX74
Grainger
$82.27
DAYTON 16.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 16 3/4 in H, 16 3/4 in W Model: 4HX76
Grainger
$82.27
DAYTON 16.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 16 3/4 in H, 16 3/4 in W Model: 4HX76
Grainger
$46.35
DAYTON 10.75"H-W 4.5"L Aluminum Backdraft Dampr: For 8 in Fan, Single Panel, 10 3/4 in H, 10 3/4 in W, Wall Model: 4HX72
Grainger
$46.35
DAYTON 10.75"H-W 4.5"L Aluminum Backdraft Dampr: For 8 in Fan, Single Panel, 10 3/4 in H, 10 3/4 in W, Wall Model: 4HX72
Grainger
$92.83
DAYTON 23.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 24 in Fan, For 24 in Nominal Duct Dia, Single Panel Model: 2FTV7
Grainger
$92.83
DAYTON 23.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 24 in Fan, For 24 in Nominal Duct Dia, Single Panel Model: 2FTV7
Grainger
$8.77
Backdraft Damper, Metal HVAC Ducting Insert Backflow Preventer Draft Blocker Duct Adaptor For Kitchen Bathroom Exhaust Fan | Harfington
harfington
$8.77
Backdraft Damper, Metal HVAC Ducting Insert Backflow Preventer Draft Blocker Duct Adaptor For Kitchen Bathroom Exhaust Fan | Harfington
harfington
$13.70
4" Backdraft Damper, 1 Set Stainless Steel Airflow Ducting Insert Backflow Preventer Draft Blocker With Clamps For Kitchen Bathroom Exhaust Fan |
harfington
$13.70
4" Backdraft Damper, 1 Set Stainless Steel Airflow Ducting Insert Backflow Preventer Draft Blocker With Clamps For Kitchen Bathroom Exhaust Fan |
harfington
$115.98
DAYTON 23"H-W 5 1/4"L Aluminum Backdraft Damper: For 20 in Fan, Single Panel, 23 in H, 23 in W, 3 in D Model: 3HHN8
Grainger
$115.98
DAYTON 23"H-W 5 1/4"L Aluminum Backdraft Damper: For 20 in Fan, Single Panel, 23 in H, 23 in W, 3 in D Model: 3HHN8
Grainger
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    Shop Bathroom Vent Backdraft Damper

    Sponsored
    About our ads
    $17.98
    6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
    Amazon.com
    $17.98
    6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
    Amazon.com
    $21.99
    $24.99
    2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
    Amazon.com
    943
    12% off
    $21.99
    $24.99
    2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
    Amazon.com
    $16.95
    $17.95
    Draft Blocker 5'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
    Amazon.com
    42
    $16.95
    $17.95
    Draft Blocker 5'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
    Amazon.com
    $29.99
    $33.99
    Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
    Amazon.com
    715
    11% off
    $29.99
    $33.99
    Kikerike 10 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector
    Amazon.com
    $18.99
    $20.99
    MIVIDE 2Pack 4 Inch Backdraft Damper Duct, One Way Airflow Ducting Insert For Ducting In Range Hoods, Bathrooms Fans And Kitchen Fan
    Amazon.com
    $18.99
    $20.99
    MIVIDE 2Pack 4 Inch Backdraft Damper Duct, One Way Airflow Ducting Insert For Ducting In Range Hoods, Bathrooms Fans And Kitchen Fan
    Amazon.com
    $34.95
    $39.95
    Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
    Amazon.com
    12% off
    $34.95
    $39.95
    Draft Blocker 10'' Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Inline Fan Vent Deflector - One-Way Airflow Ducting - Dryer Duct
    Amazon.com
    $11.99
    4" Backdraft Damper, One-Way Ducting Insert With Spring-Loaded Aluminum Flaps, Airflow Backflow Preventer For HVAC Vents, Exhaust Fans, Range Hoods,
    Amazon.com
    $11.99
    4" Backdraft Damper, One-Way Ducting Insert With Spring-Loaded Aluminum Flaps, Airflow Backflow Preventer For HVAC Vents, Exhaust Fans, Range Hoods,
    Amazon.com
    $22.90
    ECOPRO VENT - 6" Inch Backdraft Damper For Straight Or Flex Duct. Bathroom Exhaust Fan. Kitchen Hood Exhaust Fan And Different Dryer Fan Backflow
    Amazon.com
    116
    $22.90
    ECOPRO VENT - 6" Inch Backdraft Damper For Straight Or Flex Duct. Bathroom Exhaust Fan. Kitchen Hood Exhaust Fan And Different Dryer Fan Backflow
    Amazon.com
    $78.22
    DAYTON 15.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 15 3/4 in H, 15 3/4 in W Model: 4HX75
    Grainger
    $78.22
    DAYTON 15.75"H-W 4.5"L Aluminum Backdraft Dampr: For 12 in Fan, Single Panel, 15 3/4 in H, 15 3/4 in W Model: 4HX75
    Grainger
    $25.99
    PATIKIL 4 Inch Backdraft Damper, 2Pcs PVC Ducting Hose Airflow Insert Backflow Preventer Shutter, One-Way Draft Stopper For Kitchen Bathroom Exhaust
    Amazon.com
    $25.99
    PATIKIL 4 Inch Backdraft Damper, 2Pcs PVC Ducting Hose Airflow Insert Backflow Preventer Shutter, One-Way Draft Stopper For Kitchen Bathroom Exhaust
    Amazon.com
    $27.99
    AC Infinity 8" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 8" Ducting In Range Hoods And Bathrooms Fans
    Amazon.com
    376
    $27.99
    AC Infinity 8" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 8" Ducting In Range Hoods And Bathrooms Fans
    Amazon.com
    $102.95
    RDP Aluminum Wall Vent - Reversible Backdraft Damper - 8 in.
    Roofing Direct
    $102.95
    RDP Aluminum Wall Vent - Reversible Backdraft Damper - 8 in.
    Roofing Direct
    $160.59
    DAYTON 33"H-W 5.75"L Alu Wall Backdraft Dampr: For 30 in Fan, Single Panel, 33 in H, 33 in W, 3 in D, Wall Model: 2FTX1
    Grainger
    5
    $160.59
    DAYTON 33"H-W 5.75"L Alu Wall Backdraft Dampr: For 30 in Fan, Single Panel, 33 in H, 33 in W, 3 in D, Wall Model: 2FTX1
    Grainger
    $17.90
    7 Inch Metal Backdraft Damper, Airflow Backflow Preventer Vent Draft Blocker Duct Connector For Kitchen Bathroom Exhaust Fan HVAC, Red | Harfington
    harfington
    30-day returns (most items)
    $17.90
    7 Inch Metal Backdraft Damper, Airflow Backflow Preventer Vent Draft Blocker Duct Connector For Kitchen Bathroom Exhaust Fan HVAC, Red | Harfington
    harfington
    $126.35
    DAYTON 22.75"H-W 4.5"L Aluminum Backdraft Dampr: For 20 in Fan, Single Panel, 22 3/4 in H, 22 3/4 in W Model: 5NKN5
    Grainger
    $126.35
    DAYTON 22.75"H-W 4.5"L Aluminum Backdraft Dampr: For 20 in Fan, Single Panel, 22 3/4 in H, 22 3/4 in W Model: 5NKN5
    Grainger
    $17.99
    AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 4" Ducting In Range Hoods And Bathrooms Fans
    Amazon.com
    309
    $17.99
    AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert With Spring-Loaded Folding Blades For 4" Ducting In Range Hoods And Bathrooms Fans
    Amazon.com
    $135.44
    DAYTON 29.75"H-W 4.5"L Aluminum Backdraft Dampr: For 30 in Fan, For 30 in Nominal Duct Dia, Single Panel Model: 3HHL8
    Grainger
    $135.44
    DAYTON 29.75"H-W 4.5"L Aluminum Backdraft Dampr: For 30 in Fan, For 30 in Nominal Duct Dia, Single Panel Model: 3HHL8
    Grainger
    $62.69
    DAYTON 13.75"H-W 4.5"L Aluminum Backdraft Dampr: For 10 in Fan, Single Panel, 13 3/4 in H, 13 3/4 in W Model: 4HX33
    Grainger
    $62.69
    DAYTON 13.75"H-W 4.5"L Aluminum Backdraft Dampr: For 10 in Fan, Single Panel, 13 3/4 in H, 13 3/4 in W Model: 4HX33
    Grainger