Suitable for decorative ponds to 40,000 litres, ponds with fish to 20,000 litres 4400 gallon. Can also cater for koi ponds with 10,000 litres 2200 gallon. High build quality and one of the easiest filters to maintain.
Simply place the unit in your pond and it will float and gently heat the water. If frost occurs it will ensure that a patch is kept ice free so vital oxygen can still enter your pond and toxic gases escape.