1250-Watt Thermostatically Controlled Pond Deicer for Fish and Plants Maximum Head Height_7 Feet the balls will help to

the balls will help to maintain crystal clear and healthy water

The size selection is now even more extensive:  With the new even more powerful size 17

Roll is 15' x 150'

15′ of Quick Sink airline and air diffuser

1250-Watt Thermostatically Controlled Pond Deicer for Fish and Plants Maximum Head Height_7 Feet the balls will help to1250 watts Safe for use in rubber liner or plastic ponds Designed to keep a small hole open to release harmful gasses Constructed of patented Cast Aluminum for ultimate efficiency and safety Thermostatically controlled to operate only when necessary For use in ponds of 50 to 600 gallons Fully grounded 10' supply cord Fish and plant friendly SAFE IN ALL PONDS Guaranteed for One Year