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TEMPEST  DEMAND VALVE

Compact positive pressure demand valve featuring servo-assisted, tilting diaphragm mechanism with low inspiratory resistance and responsive dynamic performance, automatic first breath activation and hands free bypass facility. Components are injection moulded from Polyamide with rubber seals and diaphragms.

TEMPEST DEMAND VALVE SPECIFICATIONS

FEATURE	SPECIFICATION
Pressure Reducing Valve	-20 to -30 mbar
Air Flow	>1000 litres/minute
Nominal Flow	150 litres/minute

REDUCING VALVE

First stage pressure reducing valve featuring non-adjustable, spring loaded piston mechanism and outlet supply protected by pressure relief valve. Valve body and cap machined from nickel-plated brass with stainless steel spring and hose retainer U-clips.