Venturi Mask With 2 Diluters

Venturi mask with two diluters

Oxygen adjustable disposable maskmask is made of non-toxic PVC.

XL, L M S available;

Venturi mask with two diluties
Oxygen adjustable mask, disposable mask, is made of non-toxic PVC;

Venturi mask with two diluties has the following features;

(1)Two color coded diluters for seven concentration;

(2) Adaptor for high humidity;

(3)Two diluters are: Green diluter for 24%, 26%, 28%, 30%; White diluter for 35%, 40%, 50%;

(4) Adjustable nose clip

(5) Anti-crush tube

(6) made of clear, non-toxic PVC