Hayward Filter Base with Screws and Washers for ProSeries Sand Filters | SX180K Vinyl Float Patch Kits Pentair R121230 Pro Leaf Rake

Pentair R121230 Pro Leaf Rake #117

and check the volute for cracks

even coat of silicone-based lubricant to the O-ring before seating it — this prevents tearing during installation and helps the lock ring thread on smoothly without cross-threading

The Pentair Clean & Clear Plus and Waterway Crystal Water 525 are four-cartridge systems

Hayward Filter Base with Screws and Washers for ProSeries Sand Filters | SX180K Vinyl Float Patch Kits Pentair R121230 Pro Leaf RakeThe Hayward Filter Base with Screws and Washers (SX180K) is the OEM replacement base kit for Hayward ProSeries top mount sand filters. This kit includes the filter base along with the mounting screws and washers required for a complete, hardware ready installation. IMPORTANT: KIT INCLUDES BASE, SCREWS, AND WASHERS This is a complete kit containing the filter base, mounting screws, and washers. Confirm you need the full assembly before ordering