Dual and Single Flowmeter set up combing high pressure w/high flow to create up to 10 LPM of therapeutic oxygen. 3 year Warranty 20 psi outlet pressure is capable of Tracheostomy humidification via Large volume jet nebulizers. #AS099-4-DUAL #AS099-101-SINGLE (SEPNLO210) Contain Latex UNSPSC#42271702