Pentair Skimmer Lid 8-3/8 in. White | PacFab Old Style | L5R C2613 The Unicel 5CH-402 measures 10

The Unicel 5CH-402 measures 10 3/4" length × 5-3/16" OD — slightly smaller in both length and outer diameter

inspect the skimmer throat and surrounding deck flange for any cracking or deformation — a damaged mounting surface can prevent the cover from seating flush and may allow debris to bypass the skimmer opening

With 202 pleats of heavy-duty 4 oz

replace it at the same time to ensure a proper seal and avoid a repeat service call

a significant step up from the original OEM cartridge

Pentair Skimmer Lid 8-3/8 in. White | PacFab Old Style | L5R C2613 The Unicel 5CH-402 measures 10The Pentair Skimmer Lid (L5R) is the OEM replacement white lid for the PacFab Old Style skimmer this is the white version, sized at 8 3 8 inches. The skimmer lid seals the skimmer opening at the pool deck, protecting the basket and weir assembly from debris and foot traffic while maintaining access for routine basket cleaning. A cracked or warped lid allows debris intrusion, UV degradation of internal components, and poses a trip hazard at deck level.