EXTRACT SUPPLY FAN AIR PRESSURE SWITCH KIT FOR COMMERCIAL GAS INTERLOCK X 2

 AIR PRESSURE SWITCH KITS X 2

EXTRACT & SUPPLY FANS

VISIT

Fixed price listing is for two air pressure switch kits 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 extract and supply fan.once the fan is seen to be operational the gas solenoid valve can open and ready for use