| Thermo-Pond offers a large 300 Watt heater that can be used as a submersible heater or an optional float can be added for surface de-icing. Use as a submersible heater in ponds up to 300 gallons or in larger ponds use the float attachment (sold separately) to create a surface de-icer for ponds up to 1500 gallons. * Thermostatically controlled * Will not harm liners * 15' power cord * One Warranty |