External Ventilation(361)
Uses item details. Price when purchased online
Clearance ALORAIR 300CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 6.7 Inch Foundation Vent Fan for Crawl Space, Garage, Attic,Grow Ten $69.59 Was $86.99

Sponsored
Now$6959
current price Now $69.59, Was $86.99$86.99
ALORAIR 300CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 6.7 Inch Foundation Vent Fan for Crawl Space, Garage, Attic,Grow Ten
ALORAIR 570CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 8.1 Inch Foundation Vent Fan for Crawl Space, Garage $79.99

Sponsored
$7999
current price $79.99ALORAIR 570CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 8.1 Inch Foundation Vent Fan for Crawl Space, Garage
Clearance Abestorm 540CFM IP-55 Rated Crawlspace Ventilation Fan with Humidistat Thermostat, 8.7inch Basement Vent Fans with Isolation Mesh, Ventilator Fan for Crawl Space Basement Garage Attic Grow Tent $61.49 Was $89.66

Sponsored
Now$6149
current price Now $61.49, Was $89.66$89.66
Abestorm 540CFM IP-55 Rated Crawlspace Ventilation Fan with Humidistat Thermostat, 8.7inch Basement Vent Fans with Isolation Mesh, Ventilator Fan for Crawl Space Basement Garage Attic Grow Tent
Clearance Abestorm 720CFM High Air Flow Crawlspace Ventilation Fan, IP55 Rated 10" Vent Fan with Humidistat Freeze Protection Thermostat for Crawl Space, Basement, Garage, Attic with Isolation Mesh $98.54 Was $129.66

Sponsored
Now$9854
current price Now $98.54, Was $129.66$129.66
Abestorm 720CFM High Air Flow Crawlspace Ventilation Fan, IP55 Rated 10" Vent Fan with Humidistat Freeze Protection Thermostat for Crawl Space, Basement, Garage, Attic with Isolation Mesh
KFFKFF Gable Mount Fan, Solar-Powered 12 Inch Attic Exhaust Fan with Customizable Thermostat & External Mesh, 1300 CFM Home Ventilation System Cools Up to 1850 Sq.Ft $96.90

$9690
current price $96.90KFFKFF Gable Mount Fan, Solar-Powered 12 Inch Attic Exhaust Fan with Customizable Thermostat & External Mesh, 1300 CFM Home Ventilation System Cools Up to 1850 Sq.Ft
INTSUPERMAI External Axial Fan Industrial Strong Ventilation Smoke Exhaust Fan 220V $999.00

$99900
current price $999.00INTSUPERMAI External Axial Fan Industrial Strong Ventilation Smoke Exhaust Fan 220V
Symkmb 4-Inch External Extractor Wall Vent Outdoor Cushioned Non Return Flap Stainless steel Silver $21.36

$2136
current price $21.36Symkmb 4-Inch External Extractor Wall Vent Outdoor Cushioned Non Return Flap Stainless steel Silver
KFFKFF Gable Mount Fan, 14 Inch Solar-Driven Attic Exhaust Fan with Customizable Thermostat & External Mesh, 1300 CFM Home Ventilation System Cools Up to 1850 Sq.Ft, Silent Airflow, Black $132.90

$13290
current price $132.90KFFKFF Gable Mount Fan, 14 Inch Solar-Driven Attic Exhaust Fan with Customizable Thermostat & External Mesh, 1300 CFM Home Ventilation System Cools Up to 1850 Sq.Ft, Silent Airflow, Black
15 out of 5 Stars. 1 reviews
Empire Turbine Ventilator, External, 6" Throat Dia., 147 CFM @ 4 MPH Wind $131.76

$13176
current price $131.76Empire Turbine Ventilator, External, 6" Throat Dia., 147 CFM @ 4 MPH Wind
34.7 out of 5 Stars. 3 reviews
2pcs 4-Inch External Extractor Wall Vent Outdoor Cushioned Non Return Flap $33.72

$3372
current price $33.722pcs 4-Inch External Extractor Wall Vent Outdoor Cushioned Non Return Flap
Clearance ALORAIR 780CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 9.13 Inch Foundation Vent Fan for Crawl Space,Garage,Attic,Grow Tent $135.99 Was $169.99

Sponsored
Now$13599
current price Now $135.99, Was $169.99$169.99
ALORAIR 780CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 9.13 Inch Foundation Vent Fan for Crawl Space,Garage,Attic,Grow Tent
34.7 out of 5 Stars. 3 reviews
Clearance Crawl space Ventilator Fan with Humidistat 240CFM (Air-out)Exhaust Fan $87.20 Was $129.66

Sponsored
Now$8720
current price Now $87.20, Was $129.66$129.66
Crawl space Ventilator Fan with Humidistat 240CFM (Air-out)Exhaust Fan
6 Inch Wall-Mounted Exhaust Fan, 18W Ventilation Extractor with Anti-backflow Check Valve Chain Switch for Window Duct Glass Grow Tent Bathroom Vents - 8"×8" Grid Panel - Small Size From $41.39

2 options
Available in additional 2 optionsFrom$4139
6 Inch Wall-Mounted Exhaust Fan, 18W Ventilation Extractor with Anti-backflow Check Valve Chain Switch for Window Duct Glass Grow Tent Bathroom Vents - 8"×8" Grid Panel - Small Size
VEVOR 8 Inch Exhaust Fan, 576 CFM High Velocity Wall Mount Vent Fan with On/Off Control, Low Consumption, Portable Ventilation Extractor for Attic,Garage,Basement,Workshop,Kitchen, Chicken Coop,Black $34.99

$3499
current price $34.99VEVOR 8 Inch Exhaust Fan, 576 CFM High Velocity Wall Mount Vent Fan with On/Off Control, Low Consumption, Portable Ventilation Extractor for Attic,Garage,Basement,Workshop,Kitchen, Chicken Coop,Black
VEVOR 6 Inch Exhaust Fan, 308 CFM High Velocity Wall Mount Vent Fan with On/Off Control, Low Consumption, Portable Ventilation Extractor for Attic,Garage,Basement,Workshop,Kitchen, Chicken Coop,Black $30.99

$3099
current price $30.99VEVOR 6 Inch Exhaust Fan, 308 CFM High Velocity Wall Mount Vent Fan with On/Off Control, Low Consumption, Portable Ventilation Extractor for Attic,Garage,Basement,Workshop,Kitchen, Chicken Coop,Black
5-Inch External Extractor Wall Vent Cushioned Non Return Flap, Stainless Steel Outside Dryer Vent Covers for House $20.35

$2035
current price $20.355-Inch External Extractor Wall Vent Cushioned Non Return Flap, Stainless Steel Outside Dryer Vent Covers for House
14 out of 5 Stars. 1 reviews
VEVOR 10 inch Shutter Exhaust Fan, Wall Mounted Attic Vent Fan with Variable Speed Controller, 900 CFM, AC Motor, Heavy-duty Steel, Low Noise for Shed, Garage, Greenhouse Ventilation Cooling, Black $59.99

$5999
current price $59.99VEVOR 10 inch Shutter Exhaust Fan, Wall Mounted Attic Vent Fan with Variable Speed Controller, 900 CFM, AC Motor, Heavy-duty Steel, Low Noise for Shed, Garage, Greenhouse Ventilation Cooling, Black
54.2 out of 5 Stars. 5 reviews
16" Portable Ventilation Fan With 32' Flexible Ducting $318.27 Was $397.84

Now$31827
current price Now $318.27, Was $397.84$397.84
16" Portable Ventilation Fan With 32' Flexible Ducting
14 out of 5 Stars. 1 reviews
Clearance Abestorm 720CFM High Air Flow Crawlspace Ventilation Fan, IP55 Rated 10" Vent Fan with Humidistat Freeze Protection Thermostat for Crawl Space, Basement, Garage, Attic with Isolation Mesh $98.54 Was $129.66

Now$9854
current price Now $98.54, Was $129.66$129.66
Abestorm 720CFM High Air Flow Crawlspace Ventilation Fan, IP55 Rated 10" Vent Fan with Humidistat Freeze Protection Thermostat for Crawl Space, Basement, Garage, Attic with Isolation Mesh
KDJ USB Powered Duct Exhaust Air Ventilation Fan for Sheds, Speed Regulating Noiseless Fume Extractor with Adjustable Air Volume, Energy-Saving Small Pipe Ventilation Fan (Black, 5W) From $17.04

2 options
Available in additional 2 optionsFrom$1704
KDJ USB Powered Duct Exhaust Air Ventilation Fan for Sheds, Speed Regulating Noiseless Fume Extractor with Adjustable Air Volume, Energy-Saving Small Pipe Ventilation Fan (Black, 5W)
Abestorm 260CFM Crawlspace Ventilation Fans, IP-55 Rated Exhaust Fan with Humidistat Thermostat, 6.7 Inch Basement Vent Fan with Isolation Mesh for Crawl Space, Garage, Attic, Exhaust,Commercial $62.75

Sponsored
$6275
current price $62.75Abestorm 260CFM Crawlspace Ventilation Fans, IP-55 Rated Exhaust Fan with Humidistat Thermostat, 6.7 Inch Basement Vent Fan with Isolation Mesh for Crawl Space, Garage, Attic, Exhaust,Commercial
Beaquicy 4 Inch Square Stainless Steel External Vent Cover with Screws for Wall Ventilation $21.99

Sponsored
$2199
current price $21.99Beaquicy 4 Inch Square Stainless Steel External Vent Cover with Screws for Wall Ventilation
44 out of 5 Stars. 4 reviews
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10W Solar Panel Fan Kit - Outdoor Air Ventilation Extractor for Greenhouses, Sheds, Pet Houses, RV Vents $23.69

$2369
current price $23.6910W Solar Panel Fan Kit - Outdoor Air Ventilation Extractor for Greenhouses, Sheds, Pet Houses, RV Vents
Ciwanning Plastic Exhaust Hood Ventilation Grille Exterior Wall Exhaust Ventilation Outlet Was $17.06

Ciwanning Plastic Exhaust Hood Ventilation Grille Exterior Wall Exhaust Ventilation Outlet
New Arrivals 5-Inch External Extractor Wall Vent Cushioned Non Return Flap $23.86

$2386
current price $23.86New Arrivals 5-Inch External Extractor Wall Vent Cushioned Non Return Flap
OULII 1Pcs External Wall Exhaust Vent for Outdoor Installation White 8.1X8.1X4.1in $20.05

$2005
current price $20.05OULII 1Pcs External Wall Exhaust Vent for Outdoor Installation White 8.1X8.1X4.1in
12" Smart Programmable Greenhouse Fan, Wall Mounted 1500 CFM Attic Vent Fan with Temperature Humidity Control, Variable Speed, Timer, EC Motor for Shed, Garage From $58.86

10 options
Available in additional 10 optionsFrom$5886
12" Smart Programmable Greenhouse Fan, Wall Mounted 1500 CFM Attic Vent Fan with Temperature Humidity Control, Variable Speed, Timer, EC Motor for Shed, Garage
FRCOLOR Round Exhaust Cap External Wall Vent Good Ventilation $11.69

$1169
current price $11.69FRCOLOR Round Exhaust Cap External Wall Vent Good Ventilation
-160 Stainless Steel External Extractor Reusable External Vent Round Air Ventilation Outlet for Kitchen.. $13.90

$1390
current price $13.90-160 Stainless Steel External Extractor Reusable External Vent Round Air Ventilation Outlet for Kitchen..
HAN'KITCHEN'LON'S 12-Inch Stainless Steel Dryer Vent Cover With Round Exhaust Grill, Wall Air Vent, Durable Hood For External Use $37.69

Sponsored
$3769
current price $37.69HAN'KITCHEN'LON'S 12-Inch Stainless Steel Dryer Vent Cover With Round Exhaust Grill, Wall Air Vent, Durable Hood For External Use
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KFFKFF Gable Mount Fan, Solar-Powered 12 Inch Attic Exhaust Fan with Customizable Thermostat & External Mesh, 1300 CFM Home Ventilation System Cools Up to 1850 Sq.Ft $96.90

Sponsored
$9690
current price $96.90KFFKFF Gable Mount Fan, Solar-Powered 12 Inch Attic Exhaust Fan with Customizable Thermostat & External Mesh, 1300 CFM Home Ventilation System Cools Up to 1850 Sq.Ft
Setup Effective 150mm Bull Nose External Wall Vents Designed For Convenience

Setup Effective 150mm Bull Nose External Wall Vents Designed For Convenience
4 Inch Dryer Vent Cover Stainless Steel, Wall Vent Exhaust Fan, Louvered External Vent, Silver - Home Bathroom Kitchen Ventilation $27.53

$2753
current price $27.534 Inch Dryer Vent Cover Stainless Steel, Wall Vent Exhaust Fan, Louvered External Vent, Silver - Home Bathroom Kitchen Ventilation
Portable Ventilation 12" Fan With 32' Flexible Ducting $256.90 Was $321.12

Now$25690
current price Now $256.90, Was $321.12$321.12
Portable Ventilation 12" Fan With 32' Flexible Ducting
VEVOR 4 inch External Extractor Wall Vent Cover, Square AC Vent Gable Cover, Premium Stainless Steel & with Built-in a Protection Screen, for House,Bathroom,Garage,Kitchen,Basement (1 Pack, Silver) $18.99

$1899
current price $18.99VEVOR 4 inch External Extractor Wall Vent Cover, Square AC Vent Gable Cover, Premium Stainless Steel & with Built-in a Protection Screen, for House,Bathroom,Garage,Kitchen,Basement (1 Pack, Silver)
Clearance ALORAIR 300CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 6.7 Inch Foundation Vent Fan for Crawl Space, Garage, Attic,Grow Ten $69.59 Was $86.99

Now$6959
current price Now $69.59, Was $86.99$86.99
ALORAIR 300CFM Crawlspace Ventilation Fan with Humidistat, IP55 Rated Basement Stainless Steel Exhaust Fan, Built-In Isolation Net 6.7 Inch Foundation Vent Fan for Crawl Space, Garage, Attic,Grow Ten
Alcoa Home Exteriors EXVENT PC Louvered Exhaust Vent $30.39

$3039
current price $30.39Alcoa Home Exteriors EXVENT PC Louvered Exhaust Vent
Best seller Jinghua Solar Powered Exhaust Fan for Chicken Coop,Pet House ,Sheds,15W, IP65 Waterproof, 1 Pack $19.99

$1999
current price $19.99Jinghua Solar Powered Exhaust Fan for Chicken Coop,Pet House ,Sheds,15W, IP65 Waterproof, 1 Pack
104.2 out of 5 Stars. 10 reviews
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New Arrivals External Extractor Wall Vent Cushioned Non-Return Flap $19.14

$1914
current price $19.14New Arrivals External Extractor Wall Vent Cushioned Non-Return Flap
RV Camper Vent Exhaust Fan 12V 1-way Side Air Outlet Dust-proof Ventilation Fan Caravan External Accessories ,Powerful and Efficient
RV Camper Vent Exhaust Fan 12V 1-way Side Air Outlet Dust-proof Ventilation Fan Caravan External Accessories ,Powerful and Efficient
Caravan 12V Exhaust Fan Side Ventilation Fan Square Dustproof Ventilation Port Suitable For RV Camper Exterior Accessories ,Powerful and Efficient
Caravan 12V Exhaust Fan Side Ventilation Fan Square Dustproof Ventilation Port Suitable For RV Camper Exterior Accessories ,Powerful and Efficient
Portable Ventilation 8" Fan With 32' Flexible Ducting $165.66 Was $207.08

Now$16566
current price Now $165.66, Was $207.08$207.08
Portable Ventilation 8" Fan With 32' Flexible Ducting
High Speed Exhaust Fan Ventilation Cooling Fan Air Circulations Fan for Greenhouse and Shed High Air Volumes Extractor

High Speed Exhaust Fan Ventilation Cooling Fan Air Circulations Fan for Greenhouse and Shed High Air Volumes Extractor
4 Inch Wall Vent Cover Stainless Steel Round Exhaust Grille Ventilation Outlet Wall Air Vent Dryer Hood External Extractor From $17.97

3 options
Available in additional 3 optionsFrom$1797
4 Inch Wall Vent Cover Stainless Steel Round Exhaust Grille Ventilation Outlet Wall Air Vent Dryer Hood External Extractor
New Homewerks 80 CFM / 1.5 Sones Exhaust Fan Ventilation with Bluetooth Speaker & Dimmable LED Light $100.00

$10000
current price $100.00New Homewerks 80 CFM / 1.5 Sones Exhaust Fan Ventilation with Bluetooth Speaker & Dimmable LED Light
284.4 out of 5 Stars. 28 reviews
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Hemoton Stainless Steel Wall Extractor Hood Ventilation Outlet with Round Vent Cover for Effective External Air Circulation $17.18

$1718
current price $17.18Hemoton Stainless Steel Wall Extractor Hood Ventilation Outlet with Round Vent Cover for Effective External Air Circulation
Air Vent Ventilation Exhaust Fan RV Side Vent Fan 12V Ventilation Cooling Fan for Boat, Black

Air Vent Ventilation Exhaust Fan RV Side Vent Fan 12V Ventilation Cooling Fan for Boat, Black
Continental Dynamics Direct Drive 10"" Exhaust Fan w/ Shutter 1 Speed 1500CFM 1/ $227.00

$22700
current price $227.00Continental Dynamics Direct Drive 10"" Exhaust Fan w/ Shutter 1 Speed 1500CFM 1/
2pcs 4-Inch External Extractor Wall Vent Outdoor Cushioned Non Return Flap $35.37 Was $40.61

Now$3537
current price Now $35.37, Was $40.61$40.61
2pcs 4-Inch External Extractor Wall Vent Outdoor Cushioned Non Return Flap
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