this unit is specifically designed to work with retrofit dampers to transition older constant volume systems into modern

error codes for "pressure switch stuck open

The International Environmental 70021542 motor is a direct-drive 1/5 HP blower motor engineered for precision performance in IEC fan coil units and air handling assemblies

Integrated Diagnostics: Simplifies troubleshooting with a centralized wiring point for the thermostat

Heavy-Duty Construction: Built to withstand the harsh environment of the burner box

Schneider Electric (Barber Colman) M220A01 Actuator R-134A this unit is specifically designedThe Schneider Electric M220A01 Actuator, formerly part of the Barber Colman DuraDrive series, is a high performance 24V ball valve actuator specifically engineered for HVACR applications requiring on off 2nd position control. Designed for direct mounting to SpaceLogic VBB and VBS series ball valves, this unit features a normally closed spring return action to ensure positive shut off during power loss. With a 50 second stroke timing for driven