Used 5.2 MMBTU Hot Oil heater. Manufactured by Heatec. Model HCI-4010-40-G. Natural gas fired. Eclipse Winnox WX0850 burner with 15 HP Eclipse packaged-blower PRJ10055899. 15HP 3/60/230-460 volt motor. 583 sq. ft. heater Rated 800 PSIG @ -20 to 800F. Purged control panel rated for hazardous locations. Allen Bradley Panelview Plus 700 interface, high media temperature controller and high stack temperature limit. 24" X 8' stack. Skid mounted. Serial #HI10-243. National Board #1998. Built 2011. Previous use heating natural gas at a natural gas processing facility.