Get current pricing for Marley, 2,038 Sq. Ft. Fin Fa 2038 Sq Ft Fin Fan Heat Exchanger, Rated 150 Psi @ 300 Deg F. Cabinet Dims: 28', L X 11.5', W X 15', 3 H. (2) 20 Hp, 460/3/60, 1800 . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: