18 in. x 9 in. Silver Galvanized Steel Crawl Space Fan Vent Crushed Stone Package includes AG 600 Angle

Package includes AG 600 Angle grinder with side handle (2100487) and quick lock (2149275)

Collection Name N/A Common Height (Inches) 33

as a vertical wall

at 800-637-1453

688 Product Width (in

18 in. x 9 in. Silver Galvanized Steel Crawl Space Fan Vent Crushed Stone Package includes AG 600 AngleThe 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,