Water is first pumped into the filtration system, and then flows back to the return pipe (the pool wall inlet valve). This system uses a lot of suction method. However, as long as the construction of swimming pools and pool equipment operating properly villa, there is almost no risk to people suck stick to drain. When only one left in the pool drain flow, suction piping systems such phenomenon will occur. The pool safety swimming pool water treatment system, always has a plurality main drains and several skimming drain. So swimming pool standard, if a person or an object blocked drains, sewer pumping systems from other pumping. This eliminates the effect of suction on the blocked drain. Main drains, skimmers and vacuum ports are connected to the suction pipe system. Before the water is about to flow into the pump, it will first flow through a metal strainer basket. Strainer basket intercepts leaves may clog pumps and other large trash. Then the filter basket to be cleaned, the water flows into the filter (or, in the set configuration, the two flows into one of the filter). In the next section, you will learn the operation of the system at this stage. Villas swimming pool equipment, swimming pool, bath provided by Shanghai Shanghai Xiang Xiang bath. If you have any questions about this information or consultation, please contact us now! Our Company Name: Shanghai Xiang Bath Equipment Co., Ltd. (www.shxsxy.com) Contact: Manager Hu, or click on "Business League call" direct dialogue with us!