Common Questions: How do I know if my 626458R limit switch is bad

or undersized ductwork causing the unit to overheat

The PopTop actuator (such as the AG or AH series) must be purchased separately to complete the assembly

The York S1-024-25839-700 is an OEM-grade 120V 30A contactor engineered for reliable switching in high-demand HVACR environments

Is this relay compatible with 208V systems

Bard 8603-006 Valve 30067439-890 Common Questions: How do IWhen you're spec'ing out components for a geothermal HVAC system, the Bard 8603 006 valve is a critical piece of hardware. This is a 1 inch N O 24V valve, meaning it's a normally open solenoid valve designed to maintain fluid flow when de energized, providing a crucial fail safe operation in your geothermal loop. It's engineered specifically for geothermal applications, effectively managing the flow of water, steam, air, and gases within heating and