Darlly Filtration 81351 Spa/Pool FIlter Cartridge

Filters
Darlly Filtration
81351
17-777-1690
4902-101, 645544025609, AK-8021, FC-2560, PLE-051-9602, PLE-051-9603, PSR135, PSR135-4, UHD-SR135, WC108-59S2X
Open
4-3/16"
Open With Slots
6"
34-1/2"
135
8-11/16"
Posi-FloTX/TXR-135 (Stainless Only)
COMPARE AT $193.99
OUR PRICE $148.99
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TAGS: darlly, filters

A spa or pool filter cartridge provides the filtering surface that helps remove suspended debris during everyday circulation, and this Darlly Filtration cartridge is designed for compatible applications using the 81351 reference. When the cartridge media becomes dirty, worn, or unreliable, the system can no longer maintain the filtration support it should.

The application-specific reference gives this cartridge practical value because the best replacement results come from matching the cartridge to the correct housing and filter family. A properly selected replacement helps restore intended filtration performance and contributes to cleaner ongoing maintenance.

This kind of replacement is especially useful when the filter body remains serviceable and the need is centered on the cartridge itself. That keeps upkeep focused and efficient.

Installed in the proper setup, this filter cartridge helps restore dependable water filtration and contributes to cleaner system performance overall.

  • Filter cartridge for compatible spa and pool applications using the 81351 reference
  • Helps restore dependable system filtration
  • Useful when original cartridges are worn or spent
  • Supports cleaner maintenance and circulation
  • Improves filtration confidence and service quality
Darlly Filtration – Pool & Spa Filter Cartridges and Replacement Filters
Who is Aladdin Equipment?

Darlly Filtration is a global leader in the manufacturing of pool and spa filter cartridges, known for producing high-quality, OEM-compatible replacement filters. With advanced engineering and large-scale production capabilities, Darlly supplies filters used by major brands worldwide. Their reputation for consistency, performance, and value has made them a trusted choice for both residential and commercial pool and spa owners.

What products does Aladdin Equipment specialize in?

Darlly specializes in filter cartridges and replacement filters for pools, spas, and hot tubs. Their product lineup includes pleated filter cartridges designed to capture fine debris, dirt, and contaminants while maintaining optimal water flow. Darlly filters are available in a wide range of sizes and configurations, making them compatible with many leading equipment brands.

Why choose Aladdin Equipment parts for your pool or spa?

Darlly filters are known for high filtration efficiency, durability, and cost-effective performance. Their cartridges are engineered to provide excellent water clarity while extending filter life and reducing maintenance frequency. Customers choose Darlly for reliable replacement filters that offer a strong balance of quality, compatibility, and value.

How do you identify and choose the correct Aladdin Equipment part?

To select the correct Darlly filter, it’s important to match your existing cartridge’s dimensions, including length, diameter, and top/bottom configuration. Cross-referencing part numbers or filter model compatibility ensures proper fit and performance. You can use our FILTER FINDER to help you find the proper filter in minutes. Choosing the correct filter helps maintain water clarity, improve system efficiency, and protect pool and spa equipment.

Need help finding the right Aladdin Equipment part?

At Bath & Spa Parts Online, we carry a wide selection of Aladdin Equipment 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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