9 sizes with airflow capacities between 150 and 650 CFM Vibration welded seam ensures leak proof housing 100-Percent speed-controllable Air stream temperatures up to 140 -Degree F They are also widely used as booster fans to move air from one room or area to another. Product details Is discontinued by manufacturer : No Product Dimensions : 2.92 x 2.92 x 2.92 cm; 2.31 kg Date First Available : Aug. 30 2012 Manufacturer : Fantech Place of Business : ST. PAUL, MN, 55110 US ASIN : B00070KI2S Item model number : FR 100 Fantech FR Series Centrifugal Fans Application: The FR Series is a versatile inline duct fan. These models can be used for multiple point exhaust, residential and commercial applications, crawl space venting or make-up air supply. They are also widely used as booster fans to move air from one room or area to another. These models are not designed for nor should be used in radon applications. Design: The fans feature a fully sealed plastic housing. An air-tight fan ensures that efficiency is not lost and contaminants are not spilled due to leakage. Motor Protection: Thermal overload protected with automatic reset. The fans can be controlled via a solid state speed controller. Show More Show Less
