Pentair Square Spa Skimmer Weir Door with Foam (550-4051) valterraproducts 230V heater uses an L-shape

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

Flow meters in this format are useful because they make it easier to confirm circulation or feed conditions at a glance during normal operation and service work

A lid assembly like this is useful because it helps secure the tank while also supporting the top-side flow-control function built into the unit

Supports cleaner and more dependable pump maintenance

Pentair Square Spa Skimmer Weir Door with Foam (550-4051) valterraproducts 230V heater uses an L-shapeThe 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