Waterway DynaFlo Plus/DynaFlo Low Profile Round Weir Assembly [2 Pieces] [Grey] (550-2637) sandfilters the PS-1903 gives the rebuild

the PS-1903 gives the rebuild a more premium foundation

Improves maintenance convenience and plumbing reliability

Installing the correct Pentair kit can help restore cleaner function and improve confidence in the overall repair

It provides a reliable replacement for worn or leaking wet ends

Replacing the manifold can restore that hidden balance and improve the entire system without changing more expensive components

Waterway DynaFlo Plus/DynaFlo Low Profile Round Weir Assembly [2 Pieces] [Grey] (550-2637) sandfilters the PS-1903 gives the rebuildThe Waterway 550 2637 round weir assembly is designed for compatible DynaFlo Plus and DynaFlo low profile applications and comes as a 2 piece assembly in gray. A part like this is useful because it restores the skimmer door action that helps regulate surface water entry into the skimmer housing. Weir assemblies play an important role in surface skimming performance, and replacing the correct version helps preserve the original movement and fit inside