This is the original cartridge for FR1 and RCS housings.
NSF Certified and Made in the USA
- Rated for 10,000 gallons of chlorine reduction for one year
- Reduces Volatile Organic Compounds (VOCs)
- 2.5 GPM flow rate
- Unique o-ring seal eliminates bypass
- Initial pressure drop of only 2.6 psi where others have pressure drops of 10 psi or more
- 5 micron nominal filtration
Accept No Imitations - Read Why
Avoid buying "compatible with" or "replacement for" cartridges on major online stores with questionable origins, fitment, ad performance. Buy the original WaterPur KW1 proudly made in the USA.