Motorized Air Intake for Hobby Greenhouse

DESCRIPTION The white exterior grade PVC shutters are maintenance free, resistant to rust and corrosion and have an efficient, aerodynamic design. Louvers are curved for a tight seal when closed and corners are fused together for exceptional strength and durability. FEATURE Low profile for thin-walled buildings and where space is limited Heavy-duty totally enclosed and maintenance-free Mounts flush to the exterior wall PROUDLY DESIGNED & MADE IN THE USA! SUPPORT  1-year limited warranty Exhaust Manual Thermostat Manual SPEC EXHAUST Brand Schaefer Opening Area 1.77 - 2.77 CFM Range 12":< 1000; 16":1001 - 2500; 20": 1001-2500 CFM (@0.05") 12":800; 16": 1420; 20":2220 Dimensions 12 5/8"; 16 5/8" ; 20 5/8" Nameplate Amps 0.9 Net Weight (Lbs) 12": 5; 16": 7; 20": 9 Voltage 115 Portable No Guard Color White Guard Material Powder Coated Steel Guard Soacing (Inch) 1/2 OSHA Function Heating & Cooling