Place the Thermo-Pond in near the edge of the pond. Don't move or disturb it during the winter. It is normal for ice to form around the Thermo-Pond, this will not harm the unit.

For more info click “Technical Specs”

• Fish friendly
• Energy efficient 100 watts
• Floats on top of pond water
• Safe for use with a pond liner or plastic pond
• State of the art thermostat for faster & more effective response to temperature changes
• Save up to $30 - $50 a month in electricity compared to "stock tank" style heaters
• Tested in Wisconsin at temperatures of 30° below zero Fahrenheit
• Reduces deadly gas buildup all winter long and helps to maintain a toxic-free environment for your fish living under the ice
• One year limited manufacture warranty