Stainless steel construction. Designed for larger ponds and docks. Can keep up to a 95' circle clear of ice. Easy to set up and use. Comes with various lengths of power cord (25-100').
On the expensive side. Make sure you mount this as opposed to hanging it, as movement can break the wires. Some buyers found this option to be too heavy.
Cast aluminum construction. Works for up to 300 gallon ponds or tanks. Can be used floating or submerged. Economical to run. 1250 watts. 10' electrical cord is heavy-duty wire wrapped.
Electrical cord is on the short side.
Works for ponds up to 1,000 gallons. Safe for use in a variety of lined ponds. Durable. 18' power cord. Uses 120 watts and has a thermostatic control to save energy. Decent price.
Does not have a lot of power. For mild climates.
Natural stone finish that blends in well. 300 watts. Works to -20 degrees F. Comes with an energy-efficient thermostat and a 15' cord. Designed for a 250-300 gallon pond. Affordable.
Some buyers note that many of these don't last beyond a season or two.
31 watts power. Features include an LED light (so you'll know when it's on) and a top-mounted heating element (to keep snow from building up). Works well down to 20 degrees F. 22' cord. Thermostat keeps de-icer from overheating.
Some buyers report durability issues with this option (dies within a few months).
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