Get current pricing for Marley, Marley 2500 GPM Cool 2500 Gpm Marley Model Nc-8304h-2gs Cooling Tower. Rated 370 Nominal Ton, 2500 Gpm, Hw:95, Cw:85.76, Wb:78. Motor Is 30hp 3/60/575/1800 215 Thi Te . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: