★ using MSAP biological activity filter material, scale and purification, reduce hardware loss, water appliances longer life, safe and non-toxic, do not change the water quality characteristics;More durable filter element, clean water up to 40 tons, convenient replacement;★40 micron precision filter, using SS316L stainless steel material, filter impurities;★ meet the requirements of scale inhibition in areas with poor water quality and high hardness;