Armstrong Furnace R38999D020 Heat Exchanger R-410A Versatile Compatibility: Standard 1/2" NPT

Versatile Compatibility: Standard 1/2" NPT threading ensures easy installation on high-volume HVACR equipment and pressure vessels

The Amana-Goodman 22312904 Heater Assembly is a precision-engineered 5KW electric heat kit designed for seamless integration into compatible HVAC air handlers and PTAC units

Eliminates compatibility issues when upgrading from legacy Fenwal 05-21 or 05-31 controllers to modern 35-65 architecture

For a stable discharge air temperature

This replacement heat exchanger is essential for restoring furnace performance and ensuring reliable indoor climate control through high-grade material engineering and factory-tested specifications

Armstrong Furnace R38999D020 Heat Exchanger R-410A Versatile Compatibility: Standard 1/2" NPTThe Armstrong Furnace R38999D020 Heat Exchanger is a high performance OEM replacement part engineered specifically for technical efficiency and long term reliability in Armstrong, Allied, and Concord heating systems. Constructed from premium grade stainless steel, this S S Heat Exchanger provides exceptional resistance to corrosion and rust, ensuring it can withstand the intense thermal cycles of a high demand furnace. With its 6 burner tube