Glacier Pool Coolers GPC-240 Pool Cooler 3 Phase 125 gpm 180k gal 208-240V 50/60 Hz. Commercial models are cooling pools in resorts, hotels, country clubs, aquatic centers, waterparks, wildlife exhibits and community pools around the world. Reducing the temperatures of large commercial sized pools SAVES FACILITIES MONEY by reducing chemical consumption. Cool pools dissipate chemicals slower. Commercial models are equipped with 3 phase energy efficient power for low energy costs, so the electric bill barely budges, but the maintenance costs go down.