Pentair Square Spa Skimmer Weir Door with Foam (550-4051) valterraproducts Use this part when the

Use this part when the original label is missing

Selecting the right horsepower

230V heater uses an L-shape configuration and includes a 60" cord for supported equipment layouts requiring this specific connection style

The 2 inch SxS format

Helps restore maintained-state single-pole switching

Pentair Square Spa Skimmer Weir Door with Foam (550-4051) valterraproducts Use this part when theThe Waterway Square Spa Skimmer Weir Door with Foam is a replacement skimmer component for compatible square spa skimmer assemblies. The weir door helps improve surface skimming by controlling water movement into the skimmer opening, while the foam helps the door float and respond properly as water level and flow conditions change. A damaged or missing weir can reduce skimming efficiency and allow debris to drift back into the spa. Replace this part