AIR PRESSURE SWITCH KIT GAS INTERLOCK FOR EXTRACT & SUPPLY FANS 20-200 PARTS

AIR PRESSURE SWITCH KIT

EXTRACT OR SUPPLY FANS

VISIT

 Fixed price listing is for one air pressure switch kit used with gas interlock panels

The air pressure differential switches work from 20 to 200 pa

The pressure switch is used to monitor the air flow from the fan.once the fan is seen to be operational the gas solenoid valve can open