Porter Flowmeter Tubes Provide accurate, visual flow readings - the standard of the
industry with .5 liter markings
Dual Seal Fail-Safe Automatically reduces
and eliminates N2O if O2 is shut off or the pressure is reduced
Gas Control Block Virtually eliminates
internal gas leaks.
One piece, solid aluminum construction
Oxygen Minimum Flow Automatic 3 liters
per minute oxygen flow - never allows
concentration of N2O to exceed 70% N2O
Emergency Air In-Take Valve Automatically provides patient with ambient air if gas flow is interrupted
Check Valve Prevents rebreathing of used gases and guards against CO2 buildup in the breathing bag
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