Watts Kwik Change 4-Stage 100 GPD RO System


The Watts Kwik Change Reverse Osmosis Water Filter Systems offers the highest of quality and performance standards, high capacity output, automatic shut-off, backflow prevention and the user friendly Kwik Change filters. To replace the filters simply twist the used filter off and twist the new filter on. No tools, no buckets, no mess. The Kwik Change is a 4 stage, point-of-use RO system that treats water at 100 gpd. This system features a compact size for simple installation under your sink.

*NOTE: Filters for this system will NOT fit the Watts Premier RO Pure RO-4 System.

*NOTE: If you purchased your system from Costco, you will need the 11" Kwik Change Filters.



  • STAGE 1 - 1x  Sediment Pre-Filter (WQCSC13) - Replace Every 12 Months
  • STAGE 2 - 1x  Carbon Block Pre-Filter (WQCCC13) - Replace Every 12 Months
  • STAGE 3 - 1x  RO Membrane 100 GPD (WQCM13-100) - Replace Every 24 Months
  • STAGE 4 - 1x  Carbon GAC Post-Filter (WQCGAC13) - Replace Every 12 Months

PDF iconWatts Kwik Change Brochure

PDF iconWatts Kwik Change Owners Manual