Unicel

Unicel C-8600 Pool Filter Cartridge – Hayward Replacement

Regular price $66.95

Premium Replacement Filter for Hayward Systems

The Unicel C-8600 Pool Filter Cartridge is a great replacement. It helps your Hayward cartridge filter system work its best. Engineered with precision pleating and durable materials, this cartridge delivers superior dirt-holding capacity, restoring water clarity and protecting your pool equipment from unnecessary strain.

If your water has started turning cloudy, your pump is working harder, or your filter is over a year old, it’s time to replace it with the trusted performance of the C-8600.


Why Choose the Unicel C-8600?

Unicel is the brand pool professionals rely on for filtration. Unlike generic cartridges, the C-8600 is engineered to OEM specifications, ensuring exact fit and reliable performance in Hayward filter housings. Benefits include:

  • Direct Hayward Replacement – Fits models requiring cartridge C-8600.

  • Premium Pleated Polyester – Captures dirt, oils, and fine debris efficiently.

  • Washable & Reusable – Easy to clean with regular rinsing.

  • Durable Construction – Reinforced end caps and core prevent collapse.

  • Consistent Water Quality – Maintains clear, sparkling pool water with fewer cleanings.

With Unicel, you get long-lasting quality that outperforms low-cost alternatives.


Compatibility and Dimensions

The Unicel C-8600 is designed for Hayward cartridge filter systems, including:

  • Hayward Star-Clear C800 / C900 models

  • Other Hayward housings designed for this size cartridge

Filter Specifications:

  • Diameter: 8 ½"

  • Length: 23 5/16"

  • Top: Open, 4" inner diameter

  • Bottom: Open, 4" inner diameter

  • Media: High-quality pleated polyester

Always confirm your housing model and dimensions before purchase.


Signs You Need to Replace Your Cartridge

A dirty or worn-out filter cartridge can’t effectively keep your water clean. Replace your Unicel C-8600 if you notice:

  • Cloudy or green water even after chemical treatment

  • Higher-than-normal pressure readings

  • Weak return jet flow or pump strain

  • Filter over 12–24 months old

  • Visible damage such as cracked end caps or frayed pleats

Installing a new Unicel cartridge ensures optimal performance and balanced filtration.


Easy Installation and Care

Replacing the Unicel C-8600 takes just minutes:

  1. Turn off your pool pump and relieve pressure.

  2. Open the Hayward filter housing.

  3. Remove the old cartridge.

  4. Insert the new Unicel C-8600 into place.

  5. Close the housing and restart circulation.

For best results, rinse your filter with a hose every 4–6 weeks. Use a cartridge cleaning solution periodically to remove oils, sunscreen, and calcium buildup.


Built to Last

The Unicel C-8600 is constructed to withstand the toughest pool conditions:

  • Resists chlorine and bromine exposure

  • UV-protected for outdoor use

  • Heavy-duty center core resists collapse under high pressure

  • Precision pleating maximizes surface area for long filter cycles

This durable design ensures reliable, long-term performance season after season.


Protect Your Pool and Equipment

Replacing your filter regularly with a high-quality Unicel cartridge protects your investment by:

  • Improving water clarity and balance

  • Reducing strain on pumps and heaters

  • Ensuring efficient water flow and circulation

  • Extending the lifespan of your equipment


Key Features of the Unicel C-8600

  • OEM-quality replacement for Hayward Star-Clear systems

  • Large capacity filter for superior water clarity

  • Dimensions: 8 ½" diameter × 23 5/16" length, 4" open ends

  • Premium pleated polyester media

  • Washable, reusable, and long-lasting

  • Reinforced end caps and heavy-duty core

  • Designed for consistent, dependable filtration


FAQ – Unicel C-8600

Q: Which Hayward filters does this replace?
A: The C-8600 fits Hayward Star-Clear C800, C900, and other compatible housings requiring this size cartridge.

Q: How often should I replace it?
A: Most cartridges last 12–24 months depending on pool size, water chemistry, and usage.

Q: Can this be cleaned and reused?
A: Yes. Rinse regularly and soak in a cartridge cleaner solution for best performance.

Q: Will this work in saltwater pools?
A: Yes. The C-8600 is resistant to both saltwater and chlorine pools.

Q: What makes Unicel better than generic filters?
A: Unicel cartridges use premium polyester media, reinforced cores, and precision pleating for longer life and superior water clarity.

Regular price $66.95
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