Sand Filter, Pool Sand Filter, Pool Filter, Side Mount Sand Filter Sand Filter, Pool Sand Filter, Pool Filter, Side Mount Sand FilterSide mount fiberglass sand filter, the ... to pool)Closed (shuts off all flow to filter or pool)Technical DataModelS450S500S650S700S800S900S1000S1200 Tank Dia. (mm) ... .1033.0040.2052.80 Sand Filter, Pool Sand Filter, Pool Filter, Side Mount Sand Filter