Lennox 98M12 Piston 320788-702 making it a preferred choice

making it a preferred choice for commercial hydronic heating and cooling projects requiring two-way valve body configurations

Whether you are servicing a Knight boiler or a commercial A

Technicians favor this OEM component for its calibrated response time and durability against thermal cycling

and fuel-burning equipment

Corrosion Resistance: Built with high-grade materials to resist pitting and environmental wear in outdoor condenser environments

Lennox 98M12 Piston 320788-702 making it a preferred choiceThe Lennox 98M12 Piston is a precision engineered fixed orifice metering device designed for specific HVAC applications requiring an expansion orifice size of . 062. This refrigeration piston serves as a critical component in maintaining correct refrigerant mass flow across the evaporator coil, ensuring optimized heat transfer and system pressure balance. When performing a field replacement or matching a specific condensing unit and indoor coil