This De-icer is thermostatically controlled with an automatic shut-off.

The Styrofoam float is completely enclosed within a rugged plastic housing.

The cord exits from the top of the unit for added stability.
Patented.

#P7521 1500 watts, 120 volts
with 15' cord for use in ponds

#P7621 1000 watts, 120 volts
with 15' cord for use in ponds