Reverse Osmosis Water Filter Set Pre and Post
The FQ18PN is a reverse osmosis water filter set pre and post for GE water heater. No tools needed. Compare prices from top sellers.
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4 stores · Updated May 18, 2026
Lowest$99.17
4.6(3.6k)In Stock
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$101.95
4.8(21.9k)In Stock
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$101.96
4.5(13.6k)In Stock
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$116.64
4.4(3.1k)In Stock
Go to StoreGuaranteed fit,Compatible with select GE Under Sink Filtration Systems including GXRV40TBN, GXRQ18NBN, and GNRQ18NBNPremium filter,Reduces 95 impurities including lead, select pharmaceuticals, select VOCs, and chlorine taste and odorCertified to NSF/ANSI 42, 53, 58, 401, and P473,Certified by IAPMOSix-month filter life,Filter should be replaced every six months for best filtration resultsFilters down to 0.5 microns,The lower the microns, the more contaminants are caught and reduced Under sink reverse osmosis filtration,Premium filtered water where you need it most Double pack,Includes two filter cartridges
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