This Replace R50-BB pool filter cartridge is meticulously designed to be a perfect replacement for the original filter, matching its size, shape, and function precisely. It’s engineered to restore your filtration system to its original efficiency, ensuring your pool water remains clean, clear, and inviting by effectively capturing dirt, debris, and fine particles.
This isn’t just any replacement; it’s a precision-engineered solution crafted for pool owners and service professionals who value accuracy and reliability. Because its specifications are identical to the original filter, it guarantees perfect compatibility with your existing housing, eliminating guesswork and ensuring your filtration system operates efficiently season after season.
| Part number | R50-BB |
| Height | Standard |
| End caps | PU |
| Filter layer | Non woven fabric |
| Filtration rate | 10~30 micron |
| Working temperature | 5~50 ℃ |
| Origin | Henan,China |
| Package | Neutral carton package |
If you are interested in this pool filter, please contact us to get the price.
Huahang Filter is a professional manufacturer with over 20 years of experience, boasting a proven track record in precision filtration for both industrial and consumer applications. We apply our core expertise in materials science and advanced manufacturing to the pool and water treatment industries, ensuring that every product meets stringent standards for durability, efficiency, and safety.

If you in need of pool filters, please feel free to contact us to get a quotation.
Q1: How do I choose the right swimming pool filter element for my system?
A1: Identify your filter housing brand and model and check your owner’s manual for the recommended cartridge size, or simply measure your old cartridge’s exact length, outer diameter, and inner diameter.
Q2. What’s the difference between a 30-micron and a 10-micron cartridge?
A2: The number indicates filtration precision. A 10-micron cartridge traps finer dirt and debris than a 30-micron one, but may require cleaning slightly more often. We recommend the micron rating that best matches your typical pool environment.
Q3: Is it okay to use a non-OEM cartridge like yours?
A3: Absolutely. Our cartridges meet or exceed OEM specifications for performance and durability, often at a more competitive price, providing excellent value without sacrificing quality.
Q4: What material are your filter cartridges made of?
A4: They are typically made from high quality pleated polypropylene and non-woven fabric, which offer excellent dirt-holding capacity, chemical resistance, and durability.
Q5: Can I clean my filter cartridge with a pressure washer?
A5: Not recommended. High-pressure water can damage the delicate pleats. Gently rinsing with a garden hose from top to bottom is the safest and most effective method.
Q6: How often should I clean my pool filter cartridge?
A6: Clean it when the pressure gauge on your filter tank rises by 7-10 PSI above the clean, starting pressure, or at least every 4-6 weeks during peak swimming season.
Q7: How do I know when my filter cartridge needs cleaning?
A7: Signs include reduced water flow from the return jets, a consistently higher pressure reading on the filter gauge, or visibly cloudy pool water.
Q8: What is the best way to clean a pool filter cartridge?
A8: Remove and rinse off loose debris with a hose.
Soak in a dedicated filter cleaner solution (not household chemicals) for several hours or overnight.
Rinse thoroughly until the water runs clear. Let it dry completely before reinstalling.