offering an integrated relay-in-a-box solution that simplifies wiring for fan status monitoring and load control

ensuring stable temperature thresholds for sensitive HVACR heating applications

Rotating the handle adjusts the reference spring tension against the thermostatic bellows to set the desired closing temperature within the 70-140°F range

While light cleaning with an abrasive pad can temporarily restore function

Heil Quaker ICP 1149947 Screens 320720-756 offering an integrated relay-in-a-box solutionThe Heil Quaker ICP 1149947 Screens are essential components for protecting high efficiency HVAC ventilation systems. This 3 inch vent screen 10 pack is designed specifically for direct vent furnace and boiler applications, serving as a critical barrier at the termination point. For a technician, keeping these on the truck is mandatory to prevent common call backs related to condensing furnace debris, bird nesting, or rodent infiltration in the air