We utilize our experience and expertise on all our products to provide the best in the industry All our products feature premium components and are backed by the best team in the industry All products are engineered, assembled and tested in the USA We are trusted by millions of people for specialized products to meet their needs where they live, work and play Features- Ideal for thinwalled buildings, including greenhouses and more- Lowmaintenance solution with aluminum blade, PVC shutters and powdercoated guards- Heavyduty totally enclosed motor- Made in United StatesSpecifications- Fan Diameter in 12- Air Delivery CFM 760- HP 42399- Amps 09- Volts 115- Speeds qty 1- Speed RPM 1550- Needs to be Hardwired Yes- Depth in 875- Dimensions L x H in 8 34 x 14 78- Dimensions L x W x H in 8 34 x 14 78 x 14 78- Weight 12 lbs SKU: NRNTL8638