System 3 Filter Cartridge | Pentair | 25021-0200S (Fits Sta-Rite System 3) | 100 Sq Ft | Polyester

Pentair Sta-Rite System 3 Filter Cartridge 100 sf | 25021-0200S is designed to replace worn or damaged components and restore proper operation to your pool equipment. This reliable replacement cartridge ensures your Sta-Rite System 3 filter maintains optimal flow and filtration, helping your pool water stay crystal clear all season.

Ideal for residential pools and do-it-yourself maintenance, this 100 sq ft replacement cartridge fits System 3 filters and delivers consistent debris capture, easier backwashing, and longer filter cycles. The durable pleated media traps dirt and leaves without sacrificing flow, so your pump runs efficiently and energy costs stay down. Replacing the cartridge when needed minimizes downtime and protects your pump from strain.

• 100 sq ft filtration area for steady flow and effective debris removal
• Easy replacement designed to snap into your existing System 3 housing
• Durable pleated media captures fine particles while maintaining water clarity
• Compatible with Sta-Rite System 3 filters ensures a seamless upgrade path
• Low-maintenance operation supports longer intervals between cleanings

Refresh your pool filtration today with the Pentair Sta-Rite System 3 Filter Cartridge 100 sf | 25021-0200S and enjoy clearer water with less hassle.