Top 9 Crawl Space Vent – HVAC Ducting

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1. Tjernlund

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Tjernlund V1D UnderAire Crawlspace Ventilator Fan Moisture Mold Reducing

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Tjernlund #ad - Includes adjustable dehumidistat, freeze protection limit and 6 foot grounded power cord. Faceplate can be trimmed to match non-standard foundation openings. 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.
BrandTjernlund #ad
ManufacturerTjernlund #ad
Height4 Inches
Length20 Inches
Weight5 Pounds
Width11 Inches
Part NumberV1D
ModelV1D

2. Air Vent

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AIR VENT FA109000 16.94x8 ALU Founda Vent

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Air Vent #ad - This product adds a great value. This product is manufactured in China. Product is highly durable and very easy to use.
BrandAir Vent #ad
ManufacturerAIR VENT INC #ad
Height1.25 Inches
Length17 Inches
Weight0.9 Pounds
Width8 Inches
Part NumberFA109000
ModelFA109000

3. Field Controls

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Field Controls EL-1 Crawl Space Vent Fan

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

4. Air Vent

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Air Vent RABR Heavy-Duty Automatic Foundation Vent, Brown, 50", 1-Qty

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Air Vent #ad - Designed to work effectively. Country of Origin: United States. Convenient and easy to use. Durable and long lasting. Included components: Brown Auto Vent.
BrandAir Vent #ad
ManufacturerAIR VENT INC. #ad
Height4.2 Inches
Length17 Inches
Width9.5 Inches
Part NumberRABR
ModelRABR

5. Crawl Space Door Systems

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Crawl Space Manual Air Vent with Removable Cover and Vermin Screen, 8"x16" White

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Crawl Space Door Systems #ad - Total dimensions 11"x19" due to 1. 5 inch mounting flange. Quit replacing crawl space vents year after year! Paintable with plastic adherent paint. Flush mounted over opening. Almost double the amount of other air vents. Inches. Great for ventilation and encapsulation. Important: please be sure to take proper measurements before placing your order. 8"x16" air vent with cover. Save money. Built to last. No rusting. Nfa net free airflow 95 sq. Made of durable ABS plastic no rust or rot. Installation hardware included.
BrandCrawl Space Door Systems #ad
ManufacturerCrawl Space Door Systems, Inc. #ad
Height11 Inches
Length19 Inches
Weight1.5 Pounds
Width1.5 Inches
Part NumberCECOMINOD078547
ModelCECOMINOD078547

6. Air Vent Inc

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Air Vent Inc Foundation Vent 16" X 8" 45 Sq. In. Free Area, 16" x 8", Aluminum mill, silver gray

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Air Vent Inc #ad - 8 mesh screen with lintel. In. 45 sq. Stamped aluminum - Sliding damper. Image may slightly differ from actual product due to mfg design changes. Free area. Fits 16 x 8" opening - overall size: 17" L X 7. 8" h.
BrandAir Vent Inc #ad
ManufacturerAir Vent, Inc. #ad
Height7.8 Inches
Length17 Inches
Weight2.5 Pounds
Width0.25 Inches
Part Number86159
Model86159

7. Witten Automatic Vent

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Witten Automatic Vent B-EBLACKMB"Energy-Saver" Foundation Auto Vent 8" X 16"- Black

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Witten Automatic Vent #ad - Fits standard 8" x 16" vent openings. Color: Black. High density thermo-plastic construction. Stainless steel and corrosion resistant metal parts. With 18" lintel for new construction.
BrandWitten Automatic Vent #ad
ManufacturerWITTEN AUTOMATIC VENT #ad
Height19 Inches
Length30 Inches
Weight1.87 Pounds
Width15 Inches
Part NumberB-EBLACK(MB)
ModelB-EBLACK(MB)

8. Duraflo

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White, Duraflo 641608 Soffit Vent, 16-Inch by 8-Inch

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Duraflo #ad - Installs easily under eaves. Measurable net free area. Country of Origin: China. Small louvers guard against weather and insect entry.
BrandDuraflo #ad
ManufacturerCanplas #ad
Height8 Inches
Length16 Inches
Weight0.2 Pounds
Width0.15 Inches
Part Number641608
Model641608

9. Home Intuition

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2 Pack, Sidewall, Home Intuition Adjustable Magnetic Heat and Air Deflector for Vents, and Ceiling Registers

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Home Intuition #ad - Long lasting and money saving. An evenly heated or cooled room is one that will save you money and over handling your units making sure you don’t push your HVAC system to a point where it is overworking and can lead to overheating and hefty service call fees.

You have nothing to worry about because we have got you covered. Our heat and cold air deflectors are built from heavy duty plastic and super strong magnets delivering both quality and performance you deserve when making any purchase. Simple classic design. 5 year money back guarantee. Our money back guarantee provides you with the comfort you deserve to make sure your money was well spent and the best part is if your not satisfied we'll return.

We provide you with the ability to extend and retract between 10” – 14” in order to make sure you still have the proper width and fit resulting in maximum effectiveness. Wide range of movement. A combination of transparent material and low profile design will make sure your home, office, or personal space doesn’t seem to have any odd decorations hanging from your vents allowing you to keep things looking clean and uncluttered.
BrandHome Intuition #ad
ManufacturerHome Intuition #ad
Height3.75 Inches
Length9 Inches
Weight0.19 Pounds
Width3 Inches
Part NumberHD08408
ModelHD08408