Waterway Spa Skimmer Weir [w/Foam Insert] [Grey] (550-4057) watertestkits Mushroom-style buttons are useful because

Mushroom-style buttons are useful because their broader top surface can make activation easier and more consistent in everyday use

the system can become less convenient to service and less confidence-inspiring during routine upkeep

Lateral set for compatible Jacuzzi Laser 190L and 225L sand filter applications after 2003

Retrofit design

Waterway Spa Skimmer Weir [w/Foam Insert] [Grey] (550-4057) watertestkits Mushroom-style buttons are useful becauseThe 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