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RO Replacement Filters & Modules

Dow TW30-1812-36 NSF Certified
Dow Filmtec TW30-1812-36 Replacement Reverse Osmosis Membrane
List Price: $36.99

Our Price: $24.99

Save: $12.00!
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HydroGuard HDG-SED-AC5
HydroGuard HDG-SED-AC5 Culligan RO Compatible Sediment Filter
List Price: $11.99

Our Price: $2.39

Save: $9.60!
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HydroGuard HDG-CB-AC10
HydroGuard HDG-CB-AC10 Culligan RO Compatible Carbon Filter
List Price: $12.99

Our Price: $4.15

Save: $8.84!
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Pentek ROR NSF Certified
Pentek ROR / 155923-43 Replacement Cartridge Set for RO-3000 & RO-3500
List Price: $40.74

Our Price: $32.99

Save: $7.75!
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For Pentek RO-3000 & RO-3500 or American Plumber WROR-3000 & WROR-3500
Aquapure AP5527
Aqua-Pure AP5527 Reverse Osmosis Prefilter & Postfilter Replacement
List Price: $167.90

Our Price: $76.99

Save: $90.91!
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Replace every year
Aquapure AP5500RM
Aqua-Pure AP5500RM Reverse Osmosis Module Replacement
List Price: $254.62

Our Price: $115.99

Save: $138.63!
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Replace every 3 years
WaterSentinel WSK- Made in USA
WaterSentinel WSK-1 Sears / Kenmore / Whirlpool UltraFilter Prefilter & Postfilter Replacement
List Price: $29.99

Our Price: $17.99

Save: $12.00!
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Replace every 6 months