Used 72607 Sq Ft Air Fin Cooler. Manufactured by Harsco Air-X-Changer. Forced Draft. Model #168-2Z. 3869 sq ft (Bare). Carbon Steel tubes and headers. 46' tube length. (2) 50 hp fans. Top louvers. (1) fin fan with (5) bundles. Bundle #1: 611 bare sq. ft., 11,423 extended sq. ft. 4 rows/2 pass, 150 psig @ 300 deg. F. (34) 1.5" od x 16 bwg tubes, 6" inlet, 6" outlet. Bundle #2: 1030 bare sq. ft. 22,043 extended sq. ft., 4 rows/2 pass, 150 psig @ 300 deg. F. (86) 1" od x 16 bwg tubes. 6" inlet, 6" outlet. Bundle #3: 791 bare sq. ft., 16,917 extended sq. ft., 4 rows/1 pass, 645 psig @ 350 deg. F., (66) 1" od x 16 bwg tubes, 8" inlet, 8" outlet. Bundle #4: 629 bare sq. ft., 9,369 extended sq. ft., 4 rows/1 pass, 1287 psig @ 350 deg. F., (70) 3/4" od x 16 bwg tubes, 6" inlet, 6" outlet. Bundle #5: 808 bare sq. ft., 12,855 extended sq. ft., 5 rows/1 pass, 1700 psig @ 350 deg. F., (108) 5/8"OD x 16 bwg tubes, 6" inlet, 6" outlet. Built 2013.