Top 10 Crawlspace Ventilation Fan – HVAC Ducting

As an Amazon Associate I earn from qualifying purchases.

1. Tjernlund


Tjernlund V1D UnderAire Crawlspace Ventilator Fan Moisture Mold Reducing

Tjernlund #ad - Includes adjustable dehumidistat, freeze protection limit and 6 foot grounded power cord. Power ventilate musty, damp crawl spaces through existing passive vents. Faceplate is sized for ventilation openings through standard block foundations. 110 cfm, 20 watt maintenance free exhaust fan. Faceplate can be trimmed to match non-standard foundation openings.
BrandTjernlund #ad
ManufacturerTjernlund #ad
Height4 Inches
Length20 Inches
Width11 Inches
Part NumberV1D



Blue, XPOWER P-80A Mini Mighty Air Mover Utility Fan with Built-In Power Outlets

XPOWER #ad - Adjustable features: 3 speeds and 4 drying positions with a built-in kickstand. Built-in power outlets: Daisy chain multiple fans for a wider range of coverage. Energy efficient 138w motor: produces up to 600 CFM while drawing only 1. 2 amps at its highest setting. Lightweight and portable: measures 11. 5" x 9. 3" x 12. 3" and weighs only 7. 9 pounds with a built-in handle for convenient storage and transportation. Increase air flow and ventilation: Ideal for offices, stores, workshops, and any spaces where fresh air is lacking.
BrandXPOWER #ad
ManufacturerXPOWER #ad
Height12.3 Inches
Length11.5 Inches
Weight7.9 Pounds
Width9.3 Inches
Part NumberP-80A
Warranty1 Year Limited Manufacturer Warranty

3. AC Infinity


120V AC 120mm x 38mm High Speed, AC Infinity AXIAL 1238, UL-Certified for DIY Cooling Ventilation Exhaust Projects, Muffin Fan

AC Infinity #ad - High speed: this model is designed to maximize airflow and can be too loud for some applications. 100 to 120v ac | airflow: 110 cfm | noise: 47 dBA | Speed: 2600 RPM. Designed for projects that requires cooling or ventilation; or as a replacement fan for various products. Ul-certified fan with dual-ball bearings has a lifespan of 67, 000 hours. Includes a heavy-duty aluminum fan with power plug cord, two fan guards, and mounting screw set. 120 x 120 x 38 mm 4. 7 x 4. 7 x 1. 5 in. Can be mounted in any direction.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Height1.5 Inches
Length4.7 Inches
Width4.7 Inches
Part NumberHS1238A-X
Warranty1 year warranty covers all defects

4. iPower


1620RPM, iPower HIFANXEXHAUST12CTB 12 Inch Variable Shutter Exhaust Fan with Speed Controller and Power Cord Kit, 1600 CFM, Silver

iPower #ad - Multiple speed one control switch for 3 Variable Speed settings OFF HIGH MED LOW. 52a 1620rpm 940cfm. Shutter exhaust fan 120 volts 63w 0 Fan speed controller ipower fan speed controller will correctly and precisely adjust the speed of your Shutter Exhaust Fan Durable 3-Pole Grounded Plug Construction No Extra Wires to Deal With.

Power cord kit this power cord kit is easy to install & includes a 3-foot strain relief clamp wire connectors & installation instructions Simplify installation of your Ventilation Fan with this easy to use power cord kit Universal extension cord power kit works. Applications this 12 inch shutter/exhaust fan with automatic shutters can help replace your ac unit by cooling your garage attic greenhouse shop or chicken coop Can easily be added to a window opening or opening in the wall along with a Speed Controller to optimize cooling.
BrandiPower #ad
ManufactureriPower #ad
Height7.88 Inches
Length14.96 Inches
Weight8.5 Pounds
Width14.96 Inches

5. Field Controls


Field Controls EL-1 Crawl Space Vent Fan

Field Controls #ad - Adjustable Control optional. Automatic Operation. Per unit. Up to 1000 sq. Cubic feet per minute: 135 CFM. Ft. Attaches to Any Vent.
BrandField Controls #ad
ManufacturerField Controls #ad
Height10 Inches
Length18 Inches
Weight4.2 Pounds
Width4 Inches
Part NumberEL-1
Warranty10 years.

6. Lasko


Black Grey U15617, Ventilating, Exhausting and Drying at Home, Lasko High Velocity Pro-Performance Pivoting Utility Fan for Cooling, Job Site and Work Shop

Lasko #ad - Easy to use – this utility fan comes fully assembled and is always ready for work. 3” x 14. 5” footprint, this fan is a little bigger than a standard milk crate. 5 inches tall, easily fits in small places where air circulation is needed. A real space saver – with an 11. Comes equipped with built-in twin 120V accessory outlets on the side to power additional devices.

High velocity air stream – powered by 3 fan speeds, and drying out wet carpeting and floors. Lasko pivot-pro fan is etl listed and comes with a circuit breaker and reset button, 3-prong plug and our patented Blue Plug safety fuse technology, making it a safe choice for a cooling breeze. Ideal for kitchens, circulating and exhausting stuffy air, home gyms, garages, shops, this pro-performance air mover generates maximum air delivery of approximately 341 CFMs and is best for cooling the hottest spaces in the house, basements, job sites and more.

Manual controls make it easy to adjust the air velocity for the project at hand. Trusted for generations – lasko has been making quality household products for over 100 years. Ruggedly constructed, and standing only 14. 10-foot power cord and large easy grip handle make it easy to place where you need it. Beat the heat – if you live, or party in the heat with no ac, exercise, perform gigs, this high velocity fan easily brings you comfort to help beat the summertime heat.
BrandLasko #ad
ManufacturerLasko #ad
Height14.5 Inches
Length11.25 Inches
Weight13.3 Pounds
Width14.5 Inches
Part NumberU15617
Warranty1-yr limited manufacturer.

7. Lasko


Features Pivoting Blower and Built-in Outlets, STANLEY 655704 High Velocity Blower Fan

Lasko #ad - Twin 120-volt accessory outlets & built-in circuit breaker - means no more reaching for extension cords while you're working. Pivoting head to direct air flow & circulation - allows you to direct the high velocity air where you need it.

With 2 industrial outlets located on the side, you'll be able to plug in power tools and charge your phone within reach. The high velocity power provides concentrated air to cool you down on a hot day and is also great for providing ventilation, or even acting as a dryer for wet areas. Perfect for a job site, around the shop, garage, and around the house. The powerful blower provides a cooling breeze wherever you need it. Cool, exhaust, ventilate, & dry - with this versatile blower fan.

This portable utility fan is perfect for the home or the job site. Cfm:289. 3 high velocity speeds - makes this small but powerful blower fan ideal for a range of applications. Simply plug the cord into an electric outlet and you're ready to go. A wide pivot angle lets you aim the air towards the floor, ceiling, or anywhere in between. Fully assembled - and ready to use right out of the box.
BrandLasko #ad
ManufacturerLasko #ad
Height12.25 Inches
Length12.19 Inches
Weight7.6 Pounds
Width8.7 Inches
Part Number655704
Warranty1 year limited warranty.



Auto-Locking Expanders and 2-Speed Fan Switch, Comfort Zone CZ319WT 9-inch Twin Window Fan with Manual Reversible Airflow Control

CCC COMFORT ZONE #ad - Auto-locking accordion expanders: this twin airflow window fan features auto-locking expanders, which can expand between 22-1/4" and 33" for a snug fit. 2-speed dial control: choose between low or high air output options on this twin speed window fan to create gentle airflow or a brisk breeze.

Removable cover: the removable fabric cover protects against keeps bugs and debris out while also preventing hot, humid air from entering your home even when the fan is not in use. Versatile design: with 2 sturdy feet for tabletop use and a carrying handle for added portability, this twin blade window fan is convenient enough for use throughout your home. Reversible function: featuring a manual reverse option, fresh air into your home or push hot, this twin blade window fan can draw cool, stale air out of the room using the exhaust function.
ManufacturerWorld and Main #ad
Height11.63 Inches
Length22.75 Inches
Weight5.4 Pounds
Width5.63 Inches
Part NumberCZ319WT

9. Crawl Space Door Systems


Crawl Space Foundation Air Flow Moisture 1,115 CFM, Portable Fan Exhaust System

Crawl Space Door Systems #ad - Moves air from the crawl space to outside the crawl space. The frame and base easily slips apart for entrance into crawl space. Air is exhausted through a 10" duct and out a 8"x16" foundation vent. Frame made of durable ABS plastic. Portable crawl space fan - 1, 115 CFM on high.
BrandCrawl Space Door Systems #ad
ManufacturerCrawl Space Door Systems, Inc. #ad
Part NumberPFSCS

10. Tjernlund


Tjernlund RV2 Radon Ventilation Fan for Ventilated Crawl Spaces 3

Tjernlund #ad - Effective for diluting low levels of radon. Faceplate is sized for ventilation openings through standard block foundations. 220 cfm, 40 watt matainance free exhaust fans. Radon ventilation fan for ventilated crawl spaces.
BrandTjernlund #ad
ManufacturerTjernlund #ad