Pentair Sta-Rite System 3 S8M500 291 sqft Outer Cartridge, 20-1/4" Dia x 18-9/16" (25022-0225S) repairfittings Supports cleaner routine maintenance

Supports cleaner routine maintenance

Supports adjustable pump operation for circulation and filtration needs

and chemical movement through the system

Dial valve foam washer for compatible Jacuzzi EW applications

When a jet nut is difficult to remove or tighten correctly

Pentair Sta-Rite System 3 S8M500 291 sqft Outer Cartridge, 20-1/4" Dia x 18-9/16" (25022-0225S) repairfittings Supports cleaner routine maintenanceThe System 3 S8M500 291 sq ft Outer Cartridge, 20 1 4" Dia x 18 9 16" is a targeted replacement for Pentair Sta Rite equipment, making it a smart choice when the original component is worn, cracked, faded, leaking, or missing. It is a practical choice for maintaining filtration efficiency, reducing bypass concerns, and keeping water clarity consistent through regular service cycles. Cartridge condition affects flow, water clarity, and pump strain, so