if your system is rated between 120-140 BTU and uses part number S1-026-42550-000 or S1-026-49696-000

this 1 1/2" NPT steam trap handles modulating pressures and varying loads with ease

maintaining the exact physical dimensions and seat specifications required for standard steam header configurations

meaning it is calibrated to trip and interrupt the burner circuit when flue temperatures reach 225 degrees Fahrenheit

Smith 100109290 replacements

Aaon P80070 Burner L99H008 if your system is ratedThe Aaon P80070 Burner is a high performance manifold burner 9 tube assembly engineered specifically for commercial HVAC systems. This genuine OEM component is vital for HVAC combustion efficiency, ensuring a precise and even gas distribution across all nine tubes. Designed for compatibility with popular models like the G7TC100D and PGC2TC100 series, the Aaon P80070 facilitates optimal heat transfer within the heat exchanger. By maintaining a