Premium 10-Stage Water Filter, from New Wave Enviro
New Wave Enviro; New Wave; Kitchen
Best price: $79.25
Price in other shops: $124.99

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FILMTEC TW30-1812-50 TFC Membrane
DOW / FILMTEC; Filmtec; Kitchen
Best price: $42.00

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Sears Kenmore 38476 / Whirlpool WHER 12 & 18 Compatible Water Filters
WFO; Sears; Kitchen
Best price: $29.99

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Culligan RC-EZ-1 EZ-Change Replacement Cartridges, 3,000 Gallon
Culligan; Tools
Best price: $9.48
Price in other shops: $21.52

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Culligan RC-EZ-3 EZ-Change Replacement Cartridges, 500 Gallon
Culligan; Tools
Best price: $19.06
Price in other shops: $43.96

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Under Sink Replacement Cartridge - Cb3 Repl Filter -.5 Micron
Pentair Water - Omni; OmniFilter; Kitchen
Best price: $25.95
Price in other shops: $41.99

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Amway ? * A101, E84, E-85, E-9636, E-9225 Compatible Fit Replacement Water Filter
Compatible; Amway Compatible; Kitchen
Best price: $51.69

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GE FQROPF Profile SmartWater Ultra Plus Reverse Osmosis Filter Set
GE; General Electric; Kitchen
Best price: $33.95

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Aquasana Drinking Filter Replacement Kit for AQ-4000 Countertop & Undercounter Systems
Aquasana Sun Water Systems; Aquasana; Kitchen
Best price: $47.99
Price in other shops: $56.25

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Cuisinart GF-80 Cleanwater Countertop Replacement Filter, White
Cuisinart; Cuisinart; Release date: 2007-11-01; Kitchen
Best price: $13.99
Price in other shops: $40.00