A screen filter is a type of water purification using a rigid or flexible screen to separate sand and other fine particles out of water for irrigation or industrial applications. 1.25 Inch Y type Screen Filter is relevant to low flow water filtering for rain water harvesting, agriculture and garden irrigation. It recommends for the elimination of very fine sand or larger-sized inorganic debris. Help to removes physical impurities which prevents clogging of emitting devices having small aperture.