this SPST dual pressure control offers a wide low pressure range of 10" WC to 100 PSI with an adjustable 10 to 40 PSI differential

confirm its durability in typical plenum environments

A tripped vent switch often indicates a physical blockage in the chimney

technicians typically upsize to a larger Catch-All or use an "HH" core model specifically for wax and heavy acid removal

Robertshaw 5300-404 Thermostat Freon this SPST dual pressure controlThe Robertshaw 5300 404 is a heavy duty high limit thermostat engineered for precise temperature control in commercial cooking equipment, specifically Millivolt high limit applications. This mechanical thermostat features a temperature range of 245F to 406F, making it a critical safety component for deep fryers and griddles. It utilizes a 30 inch capillary and a 5 16" x 8 3 4" nickel plated bulb to ensure rapid thermal response and accurate sensing of