Unused 3439 Sq. Ft. Alfa Laval Compabloc Heat Exchanger. Model CPX75-V-500. Vertical. Carbon steel shell rated 500 psi/ full vacuum at -20 to 350 degrees F. (500) 316L Stainless steel plates rated 385 psi/ full vacuum at -20 to 350 degrees F. (4) Passes on the cold side, (4) passes on the hot side. Openings: shell (4) 12". Serial #50767. National Board #18530. Built 2008.