Air Systems International Two Speed Electric Blower has a flow rate of 1570 cfm and features 25' cord. It has 8" dia inlet/outlet and noise level of 76 dab at 3'. Blower has 3/4 HP electric motor with 115/208 - 230 VAC/60 Hz rating. It has solid rubber isolation mounts as well as all steel housings, frames and carry handles. It has non sparking aluminum blower wheel, rugged tubular steel frame and used for confined space ventilation applications. Blower has durable design and can be used in severe conditions and meets UL and CSA standards.