EasyPro+ Thermo-Pond 1500 Watt Pond Heater De-Icer 1500 Watt Thermo-Pond Perfect Climate Deluxe Pond Deicer Can be used as a surface deicer or converts in seconds to a bottom heater Thermostatically controlled - operates only when needed, saving electricity Easy to remove float ring allows deicer to be used as a bottom heater Safe for all ponds