Sand filters have long been regarded by pool owners as one of the best methods for achieving clear, sparkling pool water. The completely natural sand does an excellent job of filtering dirt particles from the water, making the sand filter the simplest filtration method on the market. This system has a circulation capacity of 4000 l/h and a pump capacity of 4500 l/h, with a connection of 220-240V/190 W. This sand filter system can be used for pools with approximately 18000 l of water capacity and can be connected to all standard above-ground pools with an Intex standard hose connection. The Intex water revitalization technology enhances circulation, filtration, and water clarity in your pool, as well as air quality. The sand filter system can be used at a maximum water temperature of 35 °C. Technical specifications: 4000 l/h circulation capacity, 4500 l/h pump capacity, 6-way valve with pressure gauge, 220-240V, maximum water temperature 35 °C, timer, base plate, filter pump with pre-filter, plastic tank Ø 254 mm, required sand amount approximately 12 kg, recommended grain size 0.7 - 1.2 mm, for pools up to approximately 18000 l water capacity, standard connection for all Intex pools, connection fittings and shut-off valves not included, connection Ø 32/38 mm possible with special adapter.