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12 sq. ft. Discontinued(Limited Stock) Filter With Core for Rainbow, Lifeguard 12.5, replacement of Unicel C-2912, Pleatco PRB12L-4

Replacement Filter Cartridge
12 sq ft.
2 7/8"
14 11/16"
2 7/8"
In Stock
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  • Bottom Cap:

    Open Hole: 1 1/16"

  • Top Cap:

    Open Hole: 1 1/16"


We ship most orders complete within 24hrs.

Product Highlights

This 12 sq. ft., 2 7/8" OD Pool or Spa Filter has a 1 1/16" Open Hole Top, a 1 1/16" Open Hole Bottom, and is 14 11/16" long. It is crafted of the highest quality materials; and engineered to be superior. With USA MADE REEMAY®, the highest quality fabric that removes unwanted bacteria and contaminants, keeping your water crystal clean.Our Pool and Spa Replacement Filter Cartridges meet or exceed OEM specifications. They install easily, and begin working to clean water immediately. Once you have tried our filters, you will see how they filter out more debris than the other brands, and out last other brands.

  • Guaranteed Perfect Fit
  • Filters Bacteria & Contaminants
  • Eco Friendly Filter Cartridge
  • Extremely Durable - Wash & Reuse
  • Withstands High Pressures & Temperatures
  • Energy Efficient
  • Easy Installation

Hint: keep an extra filter on hand so that when its time to clean your filter, you will be able to replace it immediately with the back-up. This will allow you the time to leisurely deep clean your dirty filter and allow it to dry completely before replacing it; and without any down time on your pool or spa system.

Interchangeable Part Numbers


Unicel:C-2912, C-2607



We have listed all known part numbers associated with this product. Some part numbers may not be listed for old/discontinued items. Every filter on this site is different. If you aren’t sure if this is your filter, call 661-833-9600. We’re happy to help.

Supported Brands

Pentair Pool Products, Pentair Pool Products - Rainbow Plastics Replacements

Some brands may not be listed. If you aren’t sure if this is your filter, call 661-833-9600. We’re happy to help.

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