Pentair Skimmer Weir Door

This replacement door is specifically designed for Pentair Sta-Rite Swimquip U-3 skimmers. Before purchasing, verify that your existing skimmer housing is a U-3 model, as this part will not fit other skimmer brands or series.

This weir door measures 8.375 inches in length by 5 inches in width. We recommend measuring your current door or the skimmer opening to ensure a proper fit before ordering.

A functioning weir door is critical for effective surface skimming. It creates a controlled flow of water that pulls debris into the basket while preventing it from floating back out into the pool once the pump turns off.

Not at all. Replacing a weir door is a straightforward maintenance task that typically requires no tools. Most models snap into place using spring-loaded pins on the sides of the door.

Yes, this replacement is constructed from durable, pool-grade plastic designed to withstand constant submersion and exposure to standard pool sanitizers and chemicals without becoming brittle.