We manufacture venturi masks with super-quality raw materials. For the patients who are advised to have a controlled percentage of oxygen, we have different colored diluters to define the variable oxygen concentrations. 

• Safe & Reliable. 
• Soft & clear mask.
• Easy to use, non-toxic PVC color-coded kit to deliver various concentrations of oxygen.
• Two-color-coded diluters for seven concentration.
• Six-color coded diluters for six concentration – 24%, 28%, 31%, 35%, 40%, 50%.
• Adjustable nose clip.
• Adaptor for high humidity.
• 2-meter anti-crush tube.