venturi mask with CE 0123 and ISO 13485 certificate can do OEM
tube 2m, with joint. adjustable nose clip with elastic strap
Size: S, M, L, XL
1.soft simple delivery of variable oxygen concentrations
2.features Six colors diluters, the oxygen concentration 24% (blue), 28%(yellow), 31%(white), 35%(green), 40%(pink), 50%(orange)
3,kit includes mask, high humidity adaptor, oxygen tube abd six color-coded diluters
4,complete with 7-ft oxygen supply tubing.
5,mask without nose clip is available.
7,without latex export to each country