Pentair Square Spa Skimmer Weir Door with Foam (550-4051) infusionpool Proper anchoring is important for

Proper anchoring is important for equipment stability

it is especially appealing for buyers who need a recognizable motor platform with the right frame and speed configuration

Helps restore proper hydraulic performance

This pump has practical value because the 130 GPH rating helps define its intended performance range for supported applications

Clear-body check valve from Magic Plastics with 1-1/2 inch slip x 2 inch spigot configuration

Pentair Square Spa Skimmer Weir Door with Foam (550-4051) infusionpool Proper anchoring is important forThe 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