Whirlpool Commercial Water Cooler, Ice Chilled Water, White Water Dispenser *** the warranty is only valid if purchased from the authorized seller Reil Machines. Warranty service will not be provided for product purchased from any other seller. Chillingly cold water is cooled by a large piece of ice, resulting in water that is 9F colder than most coolers The proprietary cooling system technology extends the product lifespan because the compressor turns on less frequently Robust design can take over 300 lbs of top weight, surviving years of constant heavy bottle slamming