18 in. x 9 in. Silver Galvanized Steel Crawl Space Fan Vent Polyester Brush Powerful Duramax 7 HP engine

Powerful Duramax 7 HP engine with low oil shutdown

and antimicrobial protection in one smart choice

64 in Product Thickness (mm) 8 mm Product Weight (lb

483 lb Tools Product Type Power Tool Color Family Teal Voltage (volts) 36 Construction Material Alloy Batteries Included Yes Maximum Cutting Thickness (in

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18 in. x 9 in. Silver Galvanized Steel Crawl Space Fan Vent Polyester Brush Powerful Duramax 7 HP engineThe Tjernlund UnderAire Series V2D Crawl Space Ventilator fan is designed to circulate fresh outdoor air underneath homesand porches. Excessive humidity levels in Crawl Spaces is the leading cause of premature rotting of support columns,joists, floors and beam supports. Humidity can promote fungus growth and increased termite activity. Humidity may alsocause plumbing failures due to rust and corrosion. Constant operation helps vent radon gases,