MASK OXYGEN ADULT MULTI-VENT W/UNIVERSAL TUBING CONNECTOR

MULTI-VENT Masks, with universal tubing connector. Attaches directly onto flowmeter eliminating need for an adaptor. Safe, simple delivery of variable oxygen concentrations. Each mask includes color-coded, low-and medium-concetration diluters. The locking ring secures flow setting. Complete with 7 ft. oxygen supply tubing. Packaging: 50/case.