Compatibility: The GMX600NM Clamp Flange Valve Clamp is designed to be compatible with a range of for Hayward Pro Series sand filters. It can be used with models such as S144T, S164T, S166T, S180T, S210T, S220S, S220T2, S230T, S244T, S244T2, S244S, S270T, S310T, and S360T.
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