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![Waterway Spa Skimmer Weir [w/Foam Insert] [Grey] (550-4057) handrailsladders Helps restore internal drive and](https://cdn.shopify.com/s/files/1/1751/9347/files/BSPO_0629.jpg?v=1778992220)
Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
Helps restore internal drive and movement performance
it allows the topside to remain responsive while giving the installation more room to work with
and SP1092 skimmers
this Waterway impeller assembly is a practical replacement when the original internal water-moving component needs restoration
The listed part number is MTB-311A
Waterway Spa Skimmer Weir [w/Foam Insert] [Grey] (550-4057) handrailsladders Helps restore internal drive andThe Waterway 550 4057 spa skimmer weir is designed for compatible applications and features a foam insert in a gray finish. A weir like this is useful because it restores the moving skimmer door that helps regulate surface water entry into the skimmer body. The foam insert can be an important design detail in how the weir behaves inside the housing, so using the correct version matters. This Waterway gray replacement is especially practical when the
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