Top 9 Vents For Crawl Spaces – Roof Vents

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1. Crawl Space Door Systems


Manual Crawl Space Vent with Removable Cover and Vermin Screen White, 8" Height x 16" Width

Crawl Space Door Systems #ad - Almost double the amount of other air vents. Designed for: 8" height x 16" width foundation openings. Total dimensions with mounting flange: 11" height x 19" width. Durable: made of durable ABS plastic that is also paintable. Quit replacing crawl space vents year after year! Nfa net free airflow: 95 sq inches. Installation hardware included. Built to last: save money. Will not rust or rot. Great for ventilation and encapsulations.
BrandCrawl Space Door Systems #ad
ManufacturerCrawl Space Door Systems, Inc. #ad
Height11 Inches
Length19 Inches
Weight1.5 Pounds
Width1.5 Inches
Part NumberCECOMINOD078547

2. Tjernlund


Tjernlund V1D UnderAire Crawlspace Ventilator Fan Moisture Mold Reducing

Tjernlund #ad - Power ventilate musty, damp crawl spaces through existing passive vents. 110 cfm, 20 watt maintenance free exhaust fan. Includes adjustable dehumidistat, freeze protection limit and 6 foot grounded power cord. Faceplate is sized for ventilation openings through standard block foundations. Faceplate can be trimmed to match non-standard foundation openings.
BrandTjernlund #ad
ManufacturerTjernlund #ad
Height3 Inches
Length20 Inches
Weight5.2 Pounds
Width12.9 Inches
Part NumberV1D

3. Field Controls


Field Controls EL-1 Crawl Space Vent Fan

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

4. AlorAir


Rare Earth Alloy Tube Evaporator, 5 Years Warranty, 90 Pints AHAM, ALORAIR Basement/Crawlspace Dehumidifiers 198 PPD Saturation, Auto Defrosting, Remote Control optional, Condensate Pump

AlorAir #ad - You can save up to $250 per year in energy costs with dehumidifiers working for their families! Once you are able to maintain a consistent RH 50 %, uncomfortable temperatures once used in an effort to control humidity. Ft, saving you money. Heavy duty condensate pump: when removing large amounts of moisture, which makes this unit an ideal choice for places where remote sensing and controlling is required, the condensate pump keeps the dehumidifier running smoothly and efficiently by pushing collected water out of the area continuously.

This will be the best crawl space/basement dehumidifier you will ever use. Every alorair dehumidifier comes with a 5-year warranty with a local professional customer support team ready to assist at any time. Automatic defrost- a quick and efficient defrosting process, truly makes the dehumidifier able to work at a low temperature 36 degrees Fahrenheit, if frost is detected on the coils, an automatic defrost cycle runs to avoid frost build-up and issues associated with that build up. Save on costs, alorair high cop dehumidifier, no need to keep the thermostat at low, an investment in crawl space/basement comfort can be paid back by a few years' energy savings.

Energy star certified dehumidifier-quickly and effectively removes moisture with less energy than conventional dehumidifiers without racking up your energy bill, storage areas, any large room, up to 2, fit for any basement, crawl space, garage, 198 Pint at saturation, 600 sq. Makes the unit work continuously and efficiently without periodic stopping during the defrosting process, not only saving the energy but also making the unit last longer. Remove 90 pints per day at AHAM condition, or commercial use.
BrandAlorAir #ad
ManufacturerAlorAir #ad
Height15.75 Inches
Length24.8 Inches
Weight57.32 Pounds
Width13.78 Inches
Part NumberSentinel HDi90
ModelSentinel HDi90
Warranty5 years on compressor, evaporator, condenser (doesn't include labor & refrigerant); 3 years on compressor, evaporator, condenser, (includes labor & refrigerant); 1 year on parts & labor;

5. Air Vent


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

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

6. Air Vent Inc


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

Air Vent Inc #ad - 16 x 8. Ft. In. Aluminum Foundation Vent. Will ventilate 33 sq. 32 sq. Free area. Adjustable sliding damper.
BrandAir Vent Inc #ad
ManufacturerAIR VENT INC #ad
Height7.8 Inches
Length17 Inches
Weight2.5 Pounds
Width0.25 Inches
Part Number86159



Replacement Automatic Foundation Ventilator

WITTEN AUTOMATIC VENT #ad - Automatically opens at 70 deg F and closes at 40 deg F approximately. Replaces old-style manual vents. The key mechanism, bi-metal coil, fully enclosed in protective cover. Fits standard 8 X 16 in vent opening. Stainless steel compression spring with 1 adjustable screw for easy installation.
Height31.13 Inches
Length14.25 Inches
Weight1 Pounds
Width19 Inches
Part Number306MGR

8. Amerimax Home Products


AMERIMAX HOME PRODUCTS 75016 18" Galv Mini Area Wall

Amerimax Home Products #ad - Item weight: 5. 25 lb. Brand name: Amerimax Home Products. Country of Origin: United States. Item dimensions: 18. 0"l x 12. 0"w x 9. 0"h.
BrandAmerimax Home Products #ad
Height9 Inches
Length18 Inches
Weight0.63 Pounds
Width12 Inches
Part Number75016

9. Air Vent


AIR VENT FA109000 16.94x8 ALU Founda Vent

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