Thermo-Pond 3.0 is the third generation of the most efficient low-wattage pond heater opn the market using only 100 watts. While it looks the same on the outside, Thermo-Pond 3.0 is all new on the inside. Thermo-Pond 3.0 out performs all other heaters and de-icers on the market.

Will not harm pond liners or owners. Creates a larger hole in the ice allowing pond owners to know that it's on at a glance. Designed to keep hole in ice allowing toxic gases and build up to escape the pond and away from hibernating fish. Convenient 12' Cord. One year limited warranty.