Pentair Spa/Pool Replacement Filter Cartridge (R173216)
| Filters | |
| Pentair Pool Products | |
| R173216 | |
| 17-102-2120 | |
| 4652-084, 956576 | |
| Open | |
| 6" | |
| Open | |
| 6" | |
| 31-3/16" | |
| 150 | |
| 10" | |
| Pentair Clean-&-Clear-RP, Posi-Clear-RP |
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The Pentair R173216 replacement filter cartridge is intended for compatible spa and pool filtration applications where the cartridge element needs renewal. A cartridge like this is useful because it serves as the main filtering medium inside the housing, helping trap debris while supporting circulation quality.
This replacement is often chosen when the original cartridge is heavily loaded, damaged, softened by age, or no longer filtering effectively even after cleaning. A fresh Pentair cartridge can help restore more reliable filter performance and improve service confidence.
This OEM replacement is a practical fit for compatible Pentair filter systems that need a correct cartridge to maintain cleaner water and better filtration consistency.
- OEM Pentair replacement filter cartridge
- Fits compatible spa and pool filter applications
- Helps restore primary filtering performance
- Useful when the original cartridge is worn or no longer cleaning well
- Supports cleaner water and dependable circulation
Pentair Pool Products – Pool Pumps, Filters, Heaters, Automation Systems and Parts |
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Who is Pentair Pool Products?
Pentair Pool Products is a global leader in pool and spa equipment, known for innovative, high-performance solutions used in residential and commercial pools. With decades of industry leadership, Pentair has built a reputation for engineering excellence, reliability, and energy-efficient technology. Their equipment is widely trusted by pool professionals and homeowners for maintaining clean, safe, and efficient pool systems. What products does Pentair Pool Products specialize in?Pentair specializes in a full range of pool and spa equipment, including pool pumps, filters, heaters, automation systems, cleaners, lighting, valves, and replacement parts. Their product lineup features industry-leading technologies such as variable speed pumps, cartridge and sand filtration systems, gas heaters, salt chlorine generators, and smart pool automation controls. These products are designed to optimize water circulation, filtration, and overall system performance. Why choose Pentair Pool Products parts for your pool or spa?Pentair products are known for durability, energy efficiency, and advanced technology. Their equipment is engineered to reduce energy consumption, improve water quality, and extend the lifespan of pool systems. Pool owners and professionals choose Pentair for reliable, high-performance solutions that simplify maintenance and lower operating costs. How do you identify and choose the correct Pentair Pool Products part?To select the correct Pentair part, it’s important to match your equipment model, part number, and system specifications such as horsepower, filter type, or connection size. Reviewing product manuals and compatibility ensures proper fit and performance. Choosing the right part helps maintain system efficiency and prevents costly issues. Need help finding the right Pentair Pool Products part?At Bath & Spa Parts Online, we carry a wide selection of Pentair Pool Products 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. |
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