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💨 Breathe new life into your crawlspace—quiet, smart ventilation that works 24/7!
The Tjernlund V1D UnderAire is a 110 CFM, 20 watt brushless exhaust fan designed specifically for crawlspace ventilation. Featuring an adjustable dehumidistat, freeze protection, and a trim-to-fit faceplate, it ensures efficient moisture and mold reduction through standard block foundation vents. Its quiet operation and energy efficiency make it an essential upgrade for maintaining a dry, healthy home environment.
| ASIN | B000N503CM |
| Air Flow Capacity | 110 cfm |
| Best Sellers Rank | #171,675 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #373 in HVAC Ducting |
| Blade Material | Plastic |
| Brand Name | Tjernlund |
| Collection Name | Crawlspace Fans |
| Color | Silver |
| Control Method | Touch |
| Controller Type | Button Control |
| Customer Reviews | 4.6 4.6 out of 5 stars (224) |
| Electric Fan Design | Exhaust Fan |
| Finish Type | Silver, likely Painted or Brushed |
| Global Trade Identification Number | 00080956954046 |
| Included Components | Cord |
| Indoor Outdoor Usage | Indoor |
| Installation Type | Crawlspace |
| Item Dimensions D x W x H | 12.9"D x 20"W x 3"H |
| Item Type Name | ventilation fan |
| Item Weight | 5.4 pounds |
| Main Power Connector Type | NEMA 1-15P |
| Manufacturer | Tjernlund |
| Material | Wood |
| Model Name | V1D |
| Model Number | V1D |
| Motor Type | brushless |
| Mounting Type | Crawl |
| Number of Power Levels | 1 |
| Part Number | V1D |
| Power Source | Corded Electric |
| Recommended Uses For Product | Air Circulation |
| Room Type | crawlspace |
| Size | 110 CFM |
| Special Features | Lightweight |
| Style | With Dehumidistat |
| Theme | Ventilation |
| UPC | 080956954046 |
| Unit Count | 1 Count |
| Voltage | 120 volts |
| Wattage | 20 watts |
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