Velda Clear Control 75 Pond Filter 36w UVC

Designed for large ponds and waterfalls.For ponds up to 30000 Litres 6600 gallons or highly stocked goldfish ponds of 20000 Litres 4400 gallons.Perhaps the largest capacity and most solidly built pond pressure filters we have ever seen. Due to the high quality of materials used in their manufacture and extra strong lid clamps these filters can handle higher levels of water pressure thus able to serve bigger ponds and higher waterfalls.They are also equipped with a seven position handle switch which means the filter can be simply turned to Clean position andeffectively cleanedbackwashed without removal of the lid. Dirty water then exits via waste outlet.The other position options include• Back wash valve This position is used to wash away the dirt in the valve• Pond drain Used to empty the pond• Filtration Standard running position.• Medicine position Water runs back into the pond bypassing the filter media.• Stop Pump can be cleaned, whereas the water remains inthe filter• Winter NEW The extra new position is a winter setting which actually drops the water within the container by about 2 inches and in severe winter conditions it prevents damage to the rubber sealing ring.