Zero Waste Reverse Osmosis Filters ZRO4/FMRO- Watts

The replacement filters for the Watts Zero Waste ZRO4 & FMRO Systems include:

(1) 5 Micron Sediment Cartridge Filter
(1) 10 Micron Carbon Block Cartridge Filter
(1) 10" Inline GAC Cartridge Filter

These filters will extend the service life of your membrane. The set should be replaced once a year and all the filters are NSF tested and certified.

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