This sewage model pumps 5,678 liters per hour with a power of 230 W. It incorporates a prefilter with a screw cap to protect the pump from thicker impurities. In addition, its tank is very resistant, since its filter has an anti-corrosion treatment. The design of the clamp allows a rotation of 360 degrees, which makes it quite easy to handle. Includes easy-to-read ChemConnect dispenser and pressure gauge and timer. This treatment plant uses silica sand of a size of 0.45-0.85, which is not included. The choice of a Bestway 5,678 l / h sand treatment plant versus a cartridge one has several advantages: Although it may involve a higher initial outlay, it is economically more affordable in the long term, since it requires less uptime to filter The same volume of water. This is because it usually has more power. It has a higher filtering power than cartridge filters, since it is capable of filtering smaller particles. Thanks to its greater power it has the possibility of incorporating a more effective cleaner. The sand can last up to several seasons without having to be changed in the case of larger sand treatment plants, while the filters of the cartridge treatment plants must be changed every 2-3 weeks.