The Air Express III is the only blower on the market to be awarded two U.S. Patents. It's exclusive aerodynamics, efficient design and cartridge filter system are U.S. Patent Numbers D. 427, 388 and 6, 305, 325 B1. There simply is no other blower that matches the Features, Power, and Value of the Air Express III. Weighs 32Lbs. Sold complete with 15 hose, filter, hose clamp and 1 year warranty. The Aerodynamic Front End increases air velocity for more air power! The funnel design on the AIR EXPRESS III has less air restriction. More efficient AIRFLOW with less RESTRICTION means MORE AIR POWER to dry your livestock FASTER! | Sullivan Supply Inc Air Express III Grooming Drier