Tetra 300-Watt Pond De-Icer with Energy-Efficient Thermostat

Toxic gases caused by decaying matter and fish waste can become trapped under the ice by releasing harmful pond gases. The Tetra de-icer helps release harmful pond gases by keeping an area of the pond ice-free. Features include: Natural stone finish 300-watts Energy-efficient thermostat control shuts off power when not needed UL listed Effective to - 20°F (-28.8°C). 15 foot cord 3-year limited warranty