Filters are main part of drip irrigation system. There are two types of filter primary and secondary filters. Sand filter and hydro cyclone filter are primary use for light particles of sand and heavy impurities of water, where screen filter and disc filter are secondary filter use for separate very fine impurities of water for long life resistance of dripper clogging. Filter available in ¾”, 1”, 1.5”, 2”, 2.5”, and 3” size