How does the valve function?
The Airinum Urban Air Mask has 2 exhalation valves which act as ventilation systems for the mask - removing moisture, heat and carbon dioxide for easy breat...
Fri, 11 May, 2018 at 4:06 PM
Can I wash the valve?
If made carefully, you can gently rinse the valves in water.
Fri, 11 May, 2018 at 4:07 PM
How do I order new valves?
In case your valves get dirty after long time use or get lost, you can order new pairs of valves from us by simply writing to One pair ...
Mon, 2 Jul, 2018 at 11:27 AM

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