Algae master pond UV unit will guarantee clear water.
See sizing chart below, we recommend that the unit size should be doubled if the pond is in full sun or has a high stocking rate. (for eg 1500 gallon pond use 25W UV)
What size UV do I need?
Unit size Max Pond Size
11 watt 1,500 gallons 6,750 litres
15 watt 2,000 gallons 9,000 litres
25 watt 3,250 gallons 16,625 litres
30 watt 4,500 gallons 20,250 litres
55 watt 6,000 gallons 27,000 litres
15 watt (twin) 3,800 gallons 17,100 litres
25 watt (twin) 6,000 gallons 27,000 litres
30 watt (twin) 8,500 gallons 38,250 litres
55 watt (twin) 11,400 gallons 51,300 litres
Much larger UVs and multi bar Sterilisers available upto 330 watts per unit.