Farm Innovators UPH-15 Universal Drain Plug De-Icer, Fits All Tanks, 1500-WattOffer your livestock drinkable water in their tank with help from Farm Innovators Universal Drain Plug Deicer. The innovative design of this deicer remains unnoticed by livestock for a safe alternative to floating units. The threaded plug on the unit inserts into the drain plug of your existing stock tank, and the cord rests outside the tank, away from your animals. A washer attached to the item creates a watertight seal, and the included black