Schaefer Versa-Kool Air Greenhouse Circulation Fan, white - 12 Inch., 5,473 CFM, 1/3 HP, 115/230 Volt - VK12-GA Engineered to produce greater air movement and superior cooling, no matter the application Best-in-class deep-guard design for extreme air flow, low noise levels, and unrivaled safety Matched heavy-duty motor and blades for maximum velocity Specifically designed, powder-coated steel guards for trusted durability and corrosion resistance 2-Year limited warranty