Description
Product Overview
The POOLPURE Antimicrobial PRB25-IN-M cartridge filter is engineered to provide crystal‑clear water in spas, hot tubs, and small pool systems. Measuring 5.2 x 5.2 x 13.98 inches and weighing just 1.32 pounds, this compact filter fits seamlessly into standard cartridge housings. Constructed from a high‑performance trilobal fabric, the filter media offers a dense yet breathable structure that traps microscopic particles while allowing water to flow freely. The fabric is infused with a proprietary antimicrobial blend that continuously suppresses bacterial growth, ensuring that the filter remains effective throughout its service life. Certified to NSF/ANSI 50 standards by IAPMO, the filter meets rigorous criteria for water safety, durability, and performance. With a design that supports easy removal, cleaning, and re‑installation, the PRB25‑IN‑M model is a reliable, low‑maintenance solution for both residential and commercial spa owners.
![[Product front view showing all components]](https://www.wearesale.store/wp-content/uploads/2026/07/b94f2ae0d4b84a509b11f078e29a01f8.jpg)
Usage
Designed for a wide range of spa environments, the POOLPURE cartridge excels in both indoor and outdoor installations. Whether you are maintaining a personal backyard hot tub or managing a small community spa facility, the filter’s 5×13 inch dimensions provide ample surface area to capture hair, skin cells, cosmetics, and other contaminants that commonly appear in heated water. The antimicrobial treatment is especially valuable in high‑usage settings where water turnover is frequent, as it helps prevent the formation of biofilm and reduces the need for harsh chemical treatments. Users are encouraged to inspect the filter every two weeks and perform a thorough rinse with a garden hose to remove trapped debris. For optimal performance, replace the filter every 1‑2 years depending on usage intensity and water chemistry. The filter’s universal top and bottom hole openings (2 1/8″ each) ensure a secure fit in most PRB25‑compatible housings, making installation straightforward even for first‑time owners.
Why Choose Us
POOLPURE stands out in the crowded market of spa filtration by combining scientific testing, premium materials, and a customer‑centric approach. The NSF/ANSI 50 certification guarantees that the filter has passed independent laboratory evaluations for contaminant removal efficiency and material safety. Our antimicrobial fabric is not a temporary coating; it is woven directly into the filter fibers, providing lifelong protection without the need for re‑application. The cartridge’s robust construction resists tearing and deformation, even under the high‑pressure conditions typical of spa circulation systems. Additionally, POOLPURE offers responsive after‑sales support, including detailed cleaning guides, troubleshooting assistance, and a hassle‑free replacement policy for defective units. By choosing POOLPURE, you invest in a product that prioritizes water quality, longevity, and peace of mind.
Key Features
- NSF/ANSI 50 certified antimicrobial fabric delivers cleaner, safer water for longer periods.
- 5×13 inch trilobal media captures fine particles while maintaining high flow rates.
- Durable construction resists tearing, ensuring reliable performance for up to two years.
- Easy‑to‑clean design allows quick hose rinses, restoring filter efficiency without chemicals.
- Dedicated customer support and straightforward replacement policy for added confidence.
FAQ
How often should I clean the POOLPURE cartridge filter?
For optimal performance, we recommend rinsing the filter with a garden hose every two weeks. If you notice a significant drop in water flow or increased debris buildup, a more thorough cleaning may be necessary.
Can the antimicrobial treatment wear off over time?
No. The antimicrobial agents are integrated into the fabric fibers during manufacturing, providing continuous protection throughout the filter’s service life.
Is this filter compatible with all spa models?
The PRB25‑IN‑M cartridge is compatible with any spa that uses a PRB25‑type filter housing, including Unicel C‑4326RA, SD‑00196, and similar models listed in the product specifications.
What does NSF/ANSI 50 certification mean for me?
NSF/ANSI 50 certification indicates that the filter has been independently tested and meets strict standards for contaminant removal, material safety, and overall performance, giving you confidence in water quality.
What should I do if the filter becomes damaged?
Contact POOLPURE customer service for a replacement. Our warranty covers manufacturing defects, and we will guide you through the return and replacement process quickly.




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