Tetra Pond De-Icer Winter Survival Solution for Fish Natural Stone

Toxic gases caused by decaying matter and fish waste can become trapped under the ice. TetraPond De-Icer helps release harmful pond gases by keeping an area of the pond ice-free. Features: Natural stone finish Releases harmful pond gases 300 watts Energy-efficient thermostat control shuts off power when not needed UL listed Effective to -4¡F (-20¡C) 15 foot electrical cord 3 year limited warranty