Pentair WhisperFlo XF VS Lid/Locking Ring Assembly | WhisperFlo XF / IntelliFlo XF Pump | 400006Z Sanitizer System Parts replacing it with the correct

replacing it with the correct OEM part restores the skimmer's opening to its original specification and maintains proper surface water draw across your pool

installed seal Color Almond (seal plate)

For lubrication details

and can accelerate wear on the impeller

giving a softer pool bottom

Pentair WhisperFlo XF VS Lid/Locking Ring Assembly | WhisperFlo XF / IntelliFlo XF Pump | 400006Z Sanitizer System Parts replacing it with the correctThe Pentair WhisperFlo XF VS Lid Locking Ring Assembly (400006Z) is the OEM replacement lid and locking ring assembly for the WhisperFlo XF and IntelliFlo XF pump series. The strainer lid and locking ring seal the pump's strainer basket housing, maintaining system pressure and allowing access for basket cleaning and inspection. A cracked, warped, or improperly seating lid can result in air entrainment, loss of prime, or water leakage at the pump head.