Unicel C-4347 | Filbur FC-2630 | Pleatco PMT-45 - Santana 45 Open Top


The Unicel C-4347 R is a pool and spa water filter cartridge that is the correct compatible replacement for the following filters:

  • Santana 45
  • Filbur FC-2630

The Unicel C-4347 Comp. Replacement Pool Filter has an outer diameter of 4 15/16 inches, with a length of 14 7/8 inches. This Unicel pool filter has an open top and bottom, with both having a diameter of 2 1/8 inches. This Unicel C-4347 filter contains 45 square feet of filter media.

Genuine Unicel Hot Tub Spa Filters. 

  • Part no: C-4347
  • Diameter: 4-15/16"
  • Length: 14-7/8"
  • Top: 2-1/8" Open
  • Bottom: 2-1/8" Open
  • 45 sq.ft.
  • Filter Media: Reemay
  • Brand: Unicel Premium

This Unicel hot tub filter replaces the Pleatco PMT45 and Filbur FC-2630. 


Use a genuine Unicel brand hot tub filter to keep your hot tub water sparkling clean and beautiful. Made with Reemay filter media, the genuine Unicel brand hot tub filters are durable and effective at capturing the smallest of debris making it easier to take care of your hot tub water. Genuine Unicel hot tub replacement filters are available in a variety of sizes and built to OEM specifications, you’re sure to get a reliable hot tub filter that fits your hot tub perfectly. Use this replacement filter to replace your worn or damaged hot tub filter or as a back up to maximize the time between filter changes. Easy to install, the genuine Unicel replacement filter delivers OEM quality performance at a great price.


Manufacturers who use the C-4347:

Santana Spas, Sonfarrel and more.


Also known by these other OEM part numbers:

  • Sonfarrel 45