Used 2311 Sq Ft Horizontal U-Tube Heat Exchanger. Manufactured by Steeltek. Type BEU. Size 27-240. Carbon steel shell rated 312 psi/Full Vacuum @ 400 F. (302) .75" Diameter x 20' long carbon steel tubes rated 307 psi/Full Vacuum @ 400 F. Carbon steel tubesheet and head. Openings shell: (2) 12", tubes (2) 8". Saddle mounted. Serial # 08S-2414. National Board # 2020. Built 2009.