Used 1,490,000 BTU/HR Heatec Inc hot oil heater, horizontal, skid mounted with circular pump with Eclipse Ratiomatic Air Heat Burner. Marlotherm "L" transfer media, 72 gallon liquid fill, 212 Sq ft heating surface, design pressure 150 psi @ 650F, 130 GPM flow rate, 480 F outlet media temperature. Year Built: 1992 Previous Use: Marlotherm L Heater