Unused 6MMBTU/hr Glycol/Water thermal fluid heater. Model HCI-5010-40-G. HHV Input: 8375808 BTU/Hr. Output 6MM BTU/hr. Flow rate: 206157 LB/hr. Transfer media: Heat Transfer 21. 741 Sq Ft Heat surface 150PSIG @650F. Inlet media 365F, outlet 465F. Pressure Drop 25 PSIG. With 5HP Natural Gas Power Flame burner, blower, controls, gas train, stack and economizer, 3000 gallon expansion tank MAWP 50PSIG@650F. Serial #HI18-14. Built 2018.