Hayward Sand Filter Lateral Holder Assembly, Elbow Included | SX311MAS PresAir It plays a key role

It plays a key role in preventing disruptions during pool circulation

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Hayward Sand Filter Lateral Holder Assembly, Elbow Included | SX311MAS PresAir It plays a key roleHayward SX311MAS Lateral Holder Assembly with Bottom Vertical Pipe and Bottom Elbow The Hayward SX311MAS Lateral Holder Assembly is a genuine OEM internal filter replacement part for select Hayward ProSeries high rate sand filters. This assembly is designed to replace the lower internal underdrain section that supports proper water movement through the sand bed during filtration and backwashing. Hayward identifies the SX311MAS as the lateral holder