Most Healthy Climate PureAir PCO systems utilize two lamps

the 3/4" NPT connections facilitate a robust seal

As an OEM assembly

the 8604-095BX offers a straightforward retrofit solution

this motor delivers the high-torque performance needed to drive heavy-duty fan blades without premature "hunting" or overheating

Belimo CQB24-SR-R Actuator 318973-401 Most Healthy Climate PureAir PCOThe Belimo CQB24 SR R Actuator is a space saving, high performance solution designed for seamless integration with ZoneTight zone valves. This non spring return actuator operates on a 24V AC DC power supply and supports a 2 10VDC modulating control signal (4 20mA compatible with a 500 ? resistor), providing precise proportional control for 1 2" to 1" valves. Engineered for efficiency, it features a low power consumption of only 0. 3W while running,