The Gomco AC Model 305 complies with UL 60601-1 standards for use in hospitals, nursing home facilities and home care, and is licensed for use in Canada. This durable unit meets the need for controlled vacuum regulation up to 22" Hg with a flow rate of greater than 30 lpm. The aspirator has a high-impact plastic housing and dependable diaphragm pump, reduced operating noise level, and weighs less than 10 pounds. Each unit comes with a 1500 ml disposable canister, a suction tubing kit, and three hydrophobic/bacteria filters. Standard Features ? Durable high-impact plastic case ? Vibration-free easy-to-read regulator gauge ? Wire basket accommodates a variety of canisters ? Quick-connect tubing for all connections ? Hydrophobic/bacteria filter eliminates pump flooding and prevents contaminant damage ? 3-year warranty