K&H Thermo-Pond 3.0 Floating Pond De-Icer

The world's most successful and efficient low-wattage pond de-icer.  Uses only 100 Watts  Maintains a hole in backyard pond ice for just pennies a day.  Floats on top of the water.  Thermostatically controlled never to get hot.  Completely safe when used with a pond liner or plastic pond.  Fish friendly - helps toxic gases escape to maintain a healthy environment for   fish living under the ice.  Tested in northern Wisconsin at temperatures of 30° below zero Fahrenheit.  One-year limited warranty.   Description The K&H Thermo-Pond 3.0 is a unique de-icer that maintains a hole in pond ice for just pennies a day. It's the world's most successful energy efficient pond heater! An open hole in pond ice allows proper gas exchange and helps fish survive the winter. The Thermo-Pond 3.0 facilitates this exchange by maintaining a 12-inch hole in pond ice, even in sub-zero weather. Add this K&H pond de-icer to create a healthier environment for your fish this winter. Economical While