Venturi Mask with 6 Diluters
Detailed Product Description
Venturi mask with six diluters
(1)Six color coded diluters for six concentration
(2) Adaptor for high humidity
(3) XL, L, M, S
Venturi mask with six diluters
Mask: Xl L M S for u to choose;
It has the follwing features:
(1)Six color coded diluters for six concentration
(2) Adaptor for high humidity
(3) Adjustable nose clip
(4) Adaptor for high humidity;
(5) Anti-crush tube
Select the valve according to the prescription.
Blue 24%, Yellow 28%, White 31% , Green 35% , Pink 40%， Orange 50%,