This Crawl Space Supply Fan must be mounted with the electrical control box and motor facing the interior of the crawl space. It is not waterproof.
Tjernlund Crawl Space Air Supply Fan, Model# CS1
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$174.99
- Installs on inside or outside passive crawl space vent openings or mounts to floor joists
- Includes paintable, heavy-duty galvanized steel mounting plate and freeze protection thermostat
- Works with Tjernlund UnderAire™ crawl space ventilators, Items# 250744, 250745 and 250746 (sold separately)
- 18in.W x 10in.D x 4in.H.
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Specifications
Specifications
Tjernlund Crawl Space Air Supply Fan, Model# CS1
Tjernlund Sidewall Radon Mitigation System Fan, Model# RMS160
Tjernlund 2-Fan Crawl Space Air Supply Fan, Model# CS2
Air Delivery
Same
110 cfm
160 cfm
220 cfm
Outdoor Rated
Same
No
No
No
Volts
Same
120
120
120
Watts
Same
20
50
40
Speeds (qty.)
Same
1
-
1
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