Pool equipment pre-purification equipment knowledge

swimming pool cover rollers equipment pre-purification equipment requiring precise and detailed. Before carrying out the used water filtration and purification, we should go through the hair gathered on the water pre-purification.
Hair filter settings should meet the following requirements:
1, should be installed on the circulating pump suction pipe;
2, the filter cartridge should be cleaned or replaced;
3, when the two circulating pumps, should run alternately
Hair gathered the structure shall meet the following requirements:
1, the housing pressure of not less than 0.4MPa, and the structure should be simple, easy disassembly;
2, the housing should be corrosion-resistant materials, such as carbon steel or cast steel, should be protected against corrosion;
3, a filter when the filter cartridge is, the total area of ​​the perforations connecting pipe cross-sectional area of ​​not less than 2.0 times the diameter of the filter cartridge perforation should adopt 3 ~ 4mm;
4, a filter when the filter, the filter should be 10 to 15 mesh;
Filter cartridges should be corrosion-resistant copper, stainless steel or high-density plastic and other materials