The formulation also works to prevent stains

This professional aeration system helps eliminate thermal stratification

5 running amps on 240V circuits

Professional-grade EPDM Liner Seaming Tape Primer is designed to clean and prime EPDM liner prior to seaming

The included valve

Pond De-Icer Backyard Koi Pond Supplies_Water Treatments The formulation also works toThe Aquascape 300 Watt Pond De Icer is ideal for keeping a small hole in the ice during cold winter months, and ensures proper gas exchange, helping keep fish alive throughout the winter. Maintaining an opening in the surface of the ice is paramount for pond winterization and the safety of pond fish. The Aquascape 300 watt Pond De Icer is energy efficient and the stainless steel construction prevents corrosion and cracking throughout the year,