1996 Evapco Blast Cell Ammonia Evaporator. (2) 120 ton units each with (3) stacking coils 16 ft. L x 6 ft. H. Coils: Model TFC25763. The (3) coils stack to 19 ft. There are (8) total fans with each stack: (4) 10 hp; (4) 5 hp. Capacity/blast cell: approx. 40 tr @ 10 TD. Overall dimensions (each unit): 18 ft. 6 in. L x 32 in. W x 76 in. H. Placed in operation in 1997 and removed from service March 2004. Cost new about $55,000.00.