A filter nozzle or distributor is an element that prevents a filtering or purifying granular media from leaving the tank or vessel. YUANLV has a wide selection of filter nozzles which are used for many different applications, including Water Treatment Plants (WTP) for producing drinking water; Sewerage Treatment Plants (STP) https://mylespmfqa.blog5star.com/36354733/choose-and-configure-your-filter-nozzles