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Unicel 5CH-203 20 SQ FT Replacement LA Spa Filter Cartridge.

Unicel filter cartridge 5CH-203 measuring 8-1/2” long and 5-1/16” wide. Install a new 35 square foot filter in your Advanced Spa and see the clean water flow.

This filter cartridge is the same as Pleatco PLAS35, Filbur FC-0303  Clean and sparkling clear water with a Unicel replacement filter. Unicel cartridge filters are made with 100 percent polyester material, an effective way to capture and hold the smallest debris.


Diameter                  5-1/16”

Length                      8-1/2”

Top Style                  Handle

Bottom Style             Male Pipe Thread (mip)

Bottom Diameter       1-7/8” OD

Application                Advanced Spas

Square Footage          35 sq ft

Filbur Number            FC-0303

Unicel Number           5CH-203

Pleatco Number          PLAS35

OEM Number             3=105sq ft

Manufacturer #: FC-0303

Identical to: FC-0303 , PLE-051-9233 , 5CH-203 , PLAS35 , 645544003034
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