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Under-Sink Water Filters

3MDW301 NSF Certified
3M Aqua-Pure 3MDW301 Advanced Under-Sink Water Filter
List Price: $661.20

Our Price: $236.49

Save: $424.71!
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Replace filter every 12 months
Culligan US-EZ-1 NSF Certified
Culligan US-EZ-1 Undersink Water Filter (Level 1 Basic Filtration)
List Price: $0.00

Our Price: $0.00

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Replace filter every 12 months
Faucet available in 20 finishes!
3MFF100 NSF Certified
3M Aqua-Pure 3MFF100 Inline Full Flow Undersink Water Filter
List Price: $402.59

Our Price: $262.32

Save: $140.27!
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Replace filter every 12 months
Flow Rate: 2.5 gpm
aquapure CS-FF NSF Certified
Aqua-Pure CS-FF/Cyst-FF Inline Full Flow Drinking Water Filter
List Price: $230.53

Our Price: $143.13

Save: $87.40!
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Replace filter every 6-12 months
Flow Rate: 2.0 or 1.5 gpm
Culligan US-600A NSF Certified
Culligan US-600A Undersink Water Filter with 3/8" Fittings
List Price: $39.99

Our Price: $30.55

Save: $9.44!
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Replace filter every 12 months
Flow Rate: 0.6, 0.9, or 1.0 gpm
3M AP200 NSF Certified
3M Aqua-Pure AP200 Full Flow UnderSink Water Filter
List Price: $228.85

Our Price: $149.12

Save: $79.73!
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Replace filter every 6 months
Culligan RC-EZ-4 NSF Certified
  • 5 Stars
  • (4)
Culligan RC-EZ-4 Drinking Water Filter Replacement Cartridge (Level 4 Premium Filtration)
List Price: $81.66

Our Price: $54.44

Save: $27.22!
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Replace every 6 months
Culligan RC-EZ-3 NSF Certified
  • 5 Stars
  • (1)
Culligan RC-EZ-3 Drinking Water Filter Replacement Cartridge (Level 3 Advanced Filtration)
List Price: $46.07

Our Price: $30.71

Save: $15.36!
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Replace every 6 months
Culligan RC-EZ-1 NSF Certified
  • 4.5 Stars
  • (2)
Culligan RC-EZ-1 Drinking Water Filter Replacement Cartridge (Level 1 Basic Filtration)
List Price: $25.44

Our Price: $16.96

Save: $8.48!
VIEW DETAILS
Replace every 12 months
Culligan 1000R NSF Certified
  • 5 Stars
  • (16)
Culligan 1000R Filter Replacement Cartridge (Level 3 Advanced Filtration)
List Price: $56.99

Our Price: $37.99

Save: $19.00!
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Replace every 6 months
Culligan 750R NSF Certified
  • 5 Stars
  • (5)
Culligan 750R Filter Replacement Cartridge (Level 1 Basic Filtration)
List Price: $35.99

Our Price: $23.99

Save: $12.00!
VIEW DETAILS
Replace every 12 months
Culligan D-40A NSF Certified
  • 4.5 Stars
  • (4)
Culligan D-40A Drinking Filter Replacement Cartridge (Level 4 Premium Filtration)
List Price: $60.93

Our Price: $40.62

Save: $20.31!
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Replace every 6 months
Culligan D-30A NSF Certified
  • 5 Stars
  • (9)
Culligan D-30A Drinking Filter Replacement Cartridge (Level 2 Extra Filtration)
List Price: $29.57

Our Price: $19.71

Save: $9.86!
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Replace every 12 months
Culligan D-20A NSF Certified
  • 5 Stars
  • (6)
Culligan D-20A Drinking Filter Replacement Cartridge (Level 1 Basic Filtration)
List Price: $16.41

Our Price: $10.94

Save: $5.47!
VIEW DETAILS
Replace every 12 months
Culligan D-10 NSF Certified
  • 5 Stars
  • (1)
Culligan D-10A Drinking Filter Replacement Cartridge (2 Pack)
List Price: $20.15

Our Price: $13.43

Save: $6.72!
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Replace every 3 months
Culligan D-250A
Culligan D-250A Drinking Filter Replacement Cartridge Set (Level 4 Premium Filtration)
List Price: $68.27

Our Price: $45.51

Save: $22.76!
VIEW DETAILS
Replace every 6 months
3MFF101 NSF Certified
  • 5 Stars
  • (5)
3M Aqua-Pure 3MFF101 Filter Replacement Cartridge
List Price: $316.32

Our Price: $206.11

Save: $110.21!
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Replace every 12 months
3MDW311 NSF Certified
Aqua-Pure 3MDW311 Filter Replacement Cartridge
List Price: $400.74

Our Price: $179.73

Save: $221.01!
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Replace every 12 months
aquapure c-complete NSF Certified
  • 5 Stars
  • (11)
Aqua-Pure C-Complete Replacement Cartridge
List Price: $128.43

Our Price: $83.69

Save: $44.74!
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Replace every 6-12 months
aquapure AP-DW8090 NSF Certified
  • 5 Stars
  • (1)
Aqua-Pure AP-DW80/90 Replacement Cartridge
List Price: $221.63

Our Price: $144.42

Save: $77.21!
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Replace every 6-12 months
aquapure c-cyst-ff NSF Certified
  • 5 Stars
  • (2)
Aqua-Pure C-Cyst-FF Replacement Cartridge
List Price: $147.41

Our Price: $96.04

Save: $51.37!
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Replace every 6-12 months
For Cyst-FF Inline Drinking Water Filter
aquapure C-CS-FF NSF Certified
  • 5 Stars
  • (2)
Aqua-Pure C-CS-FF Replacement Cartridge
List Price: $89.90

Our Price: $58.58

Save: $31.32!
VIEW DETAILS
Replace every 6-12 months
For CS-FF Inline Drinking Water Filter
Aqua-Pure AP217 NSF Certified
3M Aqua-Pure AP217-2PK Replacement Cartridge
List Price: $140.06

Our Price: $91.26

Save: $48.80!
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Replace every 6 months
Pentek P-250
Pentek P-250 / 155584-44 Filter Replacement Cartridge Set for US-1500
List Price: $35.97

Our Price: $23.98

Save: $11.99!
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Replace every 6 months
Pentek P-250A
  • 5 Stars
  • (1)
Pentek P-250A / 155832-44 Filter Replacement Cartridge Set for US-1000
List Price: $50.72

Our Price: $33.81

Save: $16.91!
VIEW DETAILS
Replace every 6 months
Pentek QC10-CBRR
Pentek QC10-CBRR / 155785-43 Enhanced Carbon Block Replacement Filter
List Price: $43.52

Our Price: $29.01

Save: $14.51!
VIEW DETAILS
Replace every 6 months
Pentek MG-10MCB
Pentek 255420-43 / MG-10MCB MicroGuard Carbon Block Filter Cartridge
List Price: $90.29

Our Price: $102.60

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