Designed to keep a small hole open to release harmful gasses

Energy efficient - only 200 Watts of Power

Low profile design (only 1-3/4 inchs tall) minimizes wind resistance and is virtually unnoticed in pond

Thermostatically-controlled to operate only when necessary. Field-tested in a 1500 gallon pond in sub-zero temperatures. One Year Warranty.Quantity discount: 8 or more

• Thermostatically controlled to operate only when necessary
• All internal wiring is sealed in moisture proof epoxy
• Fish and pond friendly - maintains a vent hole in ice to remove harmful gasses
• Works in any size pond
• Fully grounded 10' supply cord
• Guaranteed for One Year