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Sta-Rite WC108-70S2X Posi-Flo II PTM135 Filter Cartridge - FC-2570

Availability: In Stock

Regular Price: $124.99

Sale Price $96.99

You Save: $28.00  (22%)

Quick Overview

****These filters measure 31-1/4 inches in length. To ensure you are ordering the correct filters please measure your existing filters for a match.****

This Unicel pool filter cartridge is compatible with and fits the Sta-Rite Posi-Flo II PTM135 swimming pool cartridge filter. These filters meet or exceed the original Sta-Rite filters that came with your filter and are made from Reemay spun-bound polyester pleated filter media that features anti-microbial technology which prevents microbes such as mold, fungus, and bacteria from growing on your filters. This filter cartridge is a recommended replacement for the Sta-Rite WC108-70S2X filter cartridge.

****This is not an original Sta-Rite cartridge.


These replacement filter cartridges are compatible with Sta-Rite part numbers WC108-70S2X, PTM135 and PTM-135, Unicel part number UHD-SR137, Filbur part number FC-2570 and Pleatco part number PSR137. These filters are also constructed with thermally bonded polyurethane caps and a punched PVC pipe core that will ensure consistent water flow through your filters along with the durability you depend on.

  • Fits Sta-Rite Posi-Flo II PTM135 Filters
  • Sta-Rite part number WC108-70S2X
  • Height: 31-1/4"
  • Diameter: 8-11/16"
  • Top Opening: 4-3/16"
  • Bottom Opening: 4-3/16"
  • Filter Area: 135 Sq Ft
  • This is NOT an original Sta-Rite cartridge


To clean your pool filter just remember these 4 simple steps; rinse, soak, rinse, dry. Rinse your filter out with a garden hose to remove any debris or dirt still attached to your filter. Next, soak your filter in a filter cleaner solution overnight, then remove your filter from the solution and rinse with a garden hose. Set your filter in a sunny location and let it air dry completely. Finally, reinstall your pool filter per your manufacturer’s instructions.

Additional Information
Delivery Time 2-5 Business Days
Manufacturer Unicel
Technical Specs

Height: 31-1/4"
Diameter: 8-11/16"
Top Opening: 4-3/16"
Bottom Opening: 4-3/16"
Filter Area: 135 Sq Ft

SKU APCC7313 / UNI-60-5410
Manufacturer Part # WC108-70S2X
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