these rings facilitate a precise fit for residential and light commercial hydronic heating systems

Ensures consistent performance in Daikin-McQuay industrial systems and large-scale commercial rooftop units

making it a reliable OEM replacement for various brands

allowing for more precise temperature management than standard on/off staging

Velocity Boiler Works (Crown) 14-006 Pressure Switch 30067439-890 these rings facilitate a preciseThe Velocity Boiler Works 14 006 Pressure Switch is a critical safety component designed for precise combustion air pressure monitoring in Crown and Velocity gas fired boilers. This fixed setpoint differential pressure switch is factory calibrated to . 4" WC (Water Column), ensuring the inducer fan generates sufficient draft before the ignition sequence initiates. Featuring a Single Pole Single Throw (SPST) configuration, this switch acts as a primary