Item number: 827-2001X20
The MKII non-return valve is a thermal safety device that interrupts the flow of oxygen... Read More
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The MKII non-return valve is a thermal safety device that interrupts the flow of oxygen by triggering a spring mechanism in the event of a fire. It works bi-directionally, which considerably simplifies installation between the nasal cannula and the oxygen connection tube.
Check the oxygen concentration at a glance
The alternative to oxygen masks
Freedom in bottles