Operated by Water Solutions LLC · independent Ultima dealer · not owned by or affiliated with Franklin Water Treatment, owner of the Ultima brand.

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Filter systems

Ultima 3 Filter System — Slimline Under-Sink Filter

A 3-stage version of Ultima’s Slimline under-sink filter, adding a final polishing cartridge for households that want the extra taste pass.

  • Stage 1: sediment cartridge, from 50 micron down to sub-1 micron depending on the cartridge installed
  • Stage 2: carbon cartridge (granular activated carbon or carbon block) for chlorine and other organic contaminants
  • Stage 3: carbon block cartridge to polish taste and remove anything remaining
  • 10" Slimline housing is model ULT-3; 20" Slimline housing is model ULT-303

Available options

  • 10 in. Slimline
  • 20 in. Slimline

Spec sheets & manuals

Pricing depends on your home and your water. Send us your info and we'll confirm this is the right fit and send your price.

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