Our six-inch inline fan moves 311 CFM of air and is perfect for larger mushroom grow tents between 5' x 5' and 9' x 9' in size. This fan is ideal for circulating fresh air and controlling humidity in your mushroom grow room. The 6" inline fan features a UV and corrosion resistant durable plastic motor housing for the light-weight convenience of hanging or mounting. The motor contains a long-life ball bearing (up to 50,000 hours) with thermal overload protection. The fan features removable duct ends with locking tabs for quick installation and removal of our 6" ducting. The fan's plastic blades are waterproof, powerful and quiet. Fan comes complete with a three-foot power cord and a US-style 110V/120V plug.