APV Crepaco/Evapco AT-Series Cooling Tower- 440 Ton. Model: AT12-182. S/N 893833. Capacity 1,320 gpm. Cooling tower uses (20) 31-1/2 in. L x 47-1/2 in. H air inlet louvers. Fan diameter: 136 in. dia. The AT-Line utilizes an induced draft, counterflow design which is considered the most efficient design in cooling towers. All of its major components, axial fan, inlet louvers, motors and wet deck fill have been selected and designed to insure maximum efficiency with low energy consumption. Inlets: (1) 2 in. dia. NPT (make up), (1) 10 in. dia. port (water). Outlets: (1) 3 in. dia. (drain), (1) 3 in. dia. (overflow), (1) 10 in. dia. port (water). Overall dimensions: 18 ft. 4 in. L x 11 ft. 10 in. W x 16 ft. 4 in. H.