These filters are crucial for protecting your reverse osmosis membranes from chlorine in source water. They are replaced typically every 1-2 months, they become a brownish-yellow. These 2.5 x 10 filters fit perfectly into both RNSE systems as well as most Xero systems.

They are also capable of filtering sediment as small as 5 microns.

 We offer a volume discount when purchasing 3 filters ($24.99)