Super fish Pond Eco Koi Pond Filter Filtration Pump 3500ltr 45 Watts. PondEco pond pumps are designed to pump water containing solid material to a filter or a waterfall. The cage is specially designed to prevent it clogging by providing the maximum surface area. The outlet of the pump has a screw thread hosetail 25-38mm (1"- 1.5"). When using a pond pump to power a filter system reliability is essential.That is why all PondEco pumps key features provide total reassurance. All PondEco pumps have a TRF (Thermal Resettable Fuse) this device automatically switches off the pump if it overheats to prevent motor damage. Once cooled, about 15 to 20 minutes the pump will switch itself back on. The vortex impellar blade can handle solids upto 8mm. PondEco Pumps Performance & Specification Chart. This item is in the category "Garden & Patio\Ponds & Water Features\Pond & Fountain Pumps". The seller is "running*tiger" and is located in this country: GB. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Republic of, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Norway, Switzerland, Guernsey, Gibraltar, Iceland, Jersey, Liechtenstein, Monaco.