These one-piece, heavily insulated fountains are all poly… rust and corrosion free. Thick styrofoam floor keeps the frost line below the drinker. Tested to -20° F. It is impact resistant, UV stabilized. These state-of-the-art drinkers feature an all new 100 watt infra-red heat pad, which is thermostatcally controlled. L 28” x W 18” x H 30”. Animal Capacity: 80. Can be shipped by UPS.