Locking Ring P4 Universal for Davey cartridge filters one way This dedicated 40mm suction fitting

This dedicated 40mm suction fitting installs behind the wall with a secure back-nut and a visible safety label

DIY enthusiasts upgrading existing 40mm piping to accommodate occasional flow changes without extensive re-plumbing

the Skimtrol S75 old Style bypass plate is purpose-built for the S75 MK1 32701 SK-SKW configuration

tool-free installation: Quick snap-on design means you can refresh your cleaner in minutes—no tools required

this lid kit helps you get your pump back to optimal performance without hassle

Locking Ring P4 Universal for Davey cartridge filters one way This dedicated 40mm suction fittingEngineered for Daveys cartridge filtration systems, the Locking Ring P4 Universal is the reliable bridge between modern and legacy setups. Designed to fit a broad range of Davey filters including Pantera PCF II, Hurcon QX, and Monarch P4 units this locking ring ensures a snug, secure connection so your cartridge stays sealed under pressure and operation stays quiet and efficient. Key benefits and practical value: Universal compatibility across Davey