We keep an extensive range of cartridge filter lids including Davey, Aquaswim, Onga, Quiptron, Spa-Quip, Monarch, P4, Hurlcon, Waterco, Zodiac, Waterlinx, Magnaflow, Emaux plus many more. Also included is the lock rings where applicable.
Diameters shown are measured to underside at the thread or O-ring position.
See below for details.