AIR PROVING SWITCH

AIR PROVING SWITCH, FOR USE WITH SIMPLICITY, INTELLI-COMFORT AND SIMPLICITY LINC, AIRFLOW DIFFERENTIAL PRESSURE SWITCHES ARE USED TO SENSE POSITIVE, NEGATIVE OR DIFFERENTIAL AIR PRESSURE IN HVAC SYSTEMS, INCLUDED IN KIT:(1)AIR PROVING SWITCH, (2)PRESSURE PORT CONNECTOR, (1)90"-1/4" CLEAR TUBING, (2)DRILL SCREW #10-16, (2)SPEEDNUT, SPST SWITCH, AUTOMATIC RESET, BARB FITTINGS, WEIGHT:1 LBS 10.1 OZ, MADE IN USA