Used 8 MMBTU/hr Hot Oil boiler/Thermal Fluid heater. Manufactured by Fulton. Model FT-0800C. Rated 8000000 BTU/output. 9195000 input. 700 sq ft heating area. 200 gallon capacity (thermal fluid). 500 GPM. 2"D heating coil. 4-pass. Rated 200PSI @ 650F. Includes pump skid, deaerator/expansion/thermal buffer tank. Serial #7649C. National Board #8831. Built 2014.