Pentair Sta-Rite System 3 S8M500 291 sqft Outer Cartridge, 20-1/4" Dia x 18-9/16" (25022-0225S)
| Filters | |
| Pentair/Sta-Rite | |
| 25022-0225S | |
| 17-102-1424 |
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The System 3 S8M500 291 sqft 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 replacing the correct inner or outer element is an important service step. Use it when the cartridge is worn, collapsed, damaged, or no longer delivering the flow and clarity expected from the filter.
- Helps restore clean filtration performance
- Supports steady flow through the element
- Useful for scheduled cartridge replacement
Verify the part number, model series, color, and size before ordering to help ensure the replacement matches the system already installed.
Pentair / Sta-Rite – Pool Pumps, Filters, Heaters and Sta-Rite Replacement Parts |
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Who is Pentair / Sta-Rite?
Pentair / Sta-Rite is a leading brand within Pentair’s portfolio, known for high-performance pool pumps, filtration systems, and water management equipment. With decades of engineering expertise, Sta-Rite has become a trusted name in both residential and commercial pool systems. Many existing pools still rely on Sta-Rite equipment, making it a key brand for replacement parts and upgrades. What products does Pentair / Sta-Rite specialize in?Pentair / Sta-Rite specializes in pool pumps, filters, heaters, pressure systems, and replacement components. Their product lineup includes high-efficiency pool pumps, cartridge and sand filters, and durable system components designed to maintain water circulation and clarity. Sta-Rite products are widely used in pool systems requiring dependable, long-term performance. Why choose Pentair / Sta-Rite parts for your pool or spa?Pentair / Sta-Rite products are known for durability, strong hydraulic performance, and long service life. Their pumps and systems are engineered to handle demanding conditions while maintaining efficient operation. Pool professionals and homeowners choose Sta-Rite for reliable replacement parts that keep systems running without requiring full equipment replacement. How do you identify and choose the correct Pentair / Sta-Rite part?To select the correct Pentair / Sta-Rite component, it’s important to identify your equipment model and match part numbers for pumps, filters, or internal components. Reviewing specifications such as horsepower, connection size, and system compatibility ensures proper fit and performance. Choosing the right part helps restore efficiency and extend equipment life. Need help finding the right Pentair / Sta-Rite part?At Bath & Spa Parts Online, we carry a wide selection of Pentair / Sta-Rite pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support. |
