Pentair StaRite PLM200 System Filter Cartridge (27002-0200S) alliedinnovation Hard internal air bellow from

Hard internal air bellow from Herga Electric with 1-5/16 inch diameter

and this Polaris and Zodiac vinyl version is a light blue head using the 3-9-570 reference

Expansion coupling with 2-1/2 inch slip and spigot configuration

This type of replacement is especially useful when the filter body remains serviceable and the main maintenance need is renewing the cartridge itself

and frame style before ordering

Pentair StaRite PLM200 System Filter Cartridge (27002-0200S) alliedinnovation Hard internal air bellow fromWhen a small part creates a big service issue, Pentair Sta Rite System 2 PLM200 200 sqft Cartridge, 13 9 16" Dia x 18 3 8" gives technicians and pool owners a direct replacement option for the affected assembly. Restoring filter media with the correct cartridge helps improve water clarity, flow rate and service efficiency. Cartridge filters gradually collect oils, debris and fine particles that can restrict water movement. Replacing the cartridge with