Cross-reference your heater’s model and serial number with the technical manual to confirm the required orifice part number

maintaining system vacuum integrity and long-term refrigerant containment without compromising BTU capacity

Designed for terminal unit control

inspect the cell

ensuring seamless mechanical and electrical integration into existing Bard wall-mount units and heat pump systems without the need for field modifications

Reznor 222771 Flame Sensor Freon Cross-reference your heater’s model andThe Reznor 222771 Flame Sensor is a critical OEM replacement component engineered for precise flame rectification in industrial and commercial gas fired heating systems. Designed for heavy duty HVAC replacement parts inventories, this sensor monitors the burner's ionized path to confirm ignition, preventing dangerous unburned gas buildup. As a veteran grade Reznor flame sensor, it features a high grade rod on a durable porcelain insulator, built to