Get current pricing for Energy Exchanger, 2,095 Sq. Ft. Energy 2095 Sq Ft. U-tube Heat Exchanger. Mfg By Energy Exchanger Co, Built 1987. Carbon Steel Shell (sa-516) Rated 300 Psi/fv @ -25 To 650 Deg F, Carbo . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: