and Reliance brands

preventing bypass leaks and pressure fluctuations

The Aaon OE250 Outside Air Temperature Sensor is a critical component for achieving precise HVAC head pressure control and economizer logic in Aaon rooftop units

5-ton thermostatic expansion valve designed specifically for R22 systems requiring precise refrigerant metering

Verify your specific model against the OEM part number to ensure a match

Carrier 325423-401 Vent Coupling 326070-701 and Reliance brandsThe Carrier 325423 401 Vent Coupling is a critical OEM replacement part designed specifically for condensing gas furnaces. This flexible rubber coupling provides a secure, airtight seal between the furnace's secondary heat exchanger and the PVC vent piping, ensuring the safe induction of combustion air and the efficient removal of flue gases. Specifically engineered for 90+ AFUE furnaces, including the Carrier PG9MAA, PG9MXA, and PG9UAA series, this