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The Whirlpool WHERPF Reverse Osmosis Replacement Filters were originally designed to fit the Premier Reverse Osmosis Unit sold at Lowe's. However this filter pack will also fit many standard RO systems including those made by Omni and GE.
These replacement filters WILL NOT fit the Whirlpool WHER12, WHER18 or WHER25 reverse osmosis systems.
The WHERPF contains:
This replacement cartridges are NSF/ANSI certified for material requirements only.
The WHER-PF filters need to be changed every 6 months based on water quality and usage. Also known as part number 148882.