Pentair Quad/EasyClean/CNC Plus Air Bleed Screen Cap (190106Z) watercousa and this Darlly cartridge is

and this Darlly cartridge is designed for compatible applications referencing FC-0690

and this Cyclone 5 inch Pulsator assembly is designed to restore both in one targeted replacement

Installing a fresh gasket can help restore serviceable valve internals and reduce the need for a more extensive replacement

The Blue-White Norprene pump tube is designed for compatible A-100N peristaltic pump applications where the tubing needs replacement

Helps restore proper filter-tank closure

Pentair Quad/EasyClean/CNC Plus Air Bleed Screen Cap (190106Z) watercousa and this Darlly cartridge isThis air bleed screen cap is designed for compatible Pentair Quad, EasyClean, and CNC Plus filter systems. The air bleed screen helps manage trapped air and internal flow while preventing debris from entering areas where it can interfere with proper operation. Replacing a damaged, clogged, or missing screen cap can help restore normal air bleed function and support more consistent filtration performance. It is a small but meaningful service part