Get current pricing for Old Dominion Fabricators, 1,150 Sq. Ft. Old Do Approx 1150 Sq. Ft. Horizontal Carbon Steel Shell & Tube Heat Exchanger. Cs Shell Rated 75 Psi @ 200 Deg F, Cs Tubes Rated 100 Psi @ 150 Drg F. ( . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: