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Culligan Water Filters

IC-100-D Culligan Level 1 Disposable Inline Filter
Easy to install inline basic refrigerator water filter with additional water tubing adapters.
Our Price: $12.59
Compare At: $16.78
You Save: $4.19 (25%)
In Stock: Yes
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TS-500 Culligan Large Capacity Inline Filter Replacement Cartridge
Easy to install large capacity inline water filter for removing the taste and odor of chlorine and scale.
Our Price: $24.99
Compare At: $31.04
You Save: $6.05 (19%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
US-EZ-1 Culligan Level 1 Easy-Change Undersink Filter System
Easy to install undersink water filter system with twist on / twist off mechanism. Comes with one lead-free faucet.
Our Price: $37.79
Compare At: $45.76
You Save: $7.97 (17%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
US-EZ-3 Culligan Level 3 Easy-Change Undersink Filter System
Easy to install undersink water filter system with twist on / twist off mechanism. Comes with one lead-free faucet.
Our Price: $57.99
Compare At: $68.99
You Save: $11.00 (16%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
US-EZ-4 Culligan Level 4 Easy-Change Undersink Filter System
Easy to install undersink water filter system with twist on / twist off mechanism. Comes with one lead-free faucet.
Our Price: $72.99
Compare At: $86.24
You Save: $13.25 (15%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
IC-EZ-1 Culligan Level 1 Easy-Change Inline Filter System
Easy to install inline basic refrigerator water filter by Culligan with replacement filter. Filter head comes with brackets and fits 1/4 inch tubing.
Our Price: $21.59
Compare At: $27.13
You Save: $5.54 (20%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
IC-EZ-3 Culligan Level 3 Easy-Change Inline Filter System
Easy to install inline advanced refrigerator water filter by Culligan with replacement filter. Filter head comes with brackets and fits 1/4 inch tubing.
Our Price: $31.49
Compare At: $38.51
You Save: $7.02 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
IC-EZ-4 Culligan Level 4 Easy-Change Inline Filter System
Easy to install inline premium refrigerator water filter by Culligan with replacement filter. Filter head comes with brackets and fits 1/4 inch tubing.
Our Price: $59.99
Compare At: $71.29
You Save: $11.30 (16%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RV-EZ-3 Culligan Level 3 Easy-Change RV Inline Filter System
Inline drinking water filtration system for recreational vehicles. Also uses Culligan water filter cartridges RC-EZ-1 Level 1 (Basic Filtration) and RC-EZ-4 Level 4 (Premium Filtration).
Our Price: $62.99
Compare At: $74.74
You Save: $11.75 (16%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RC-EZ-1 Culligan Level 1 Easy-Change Inline Filter Replacement Cartridge
Fits Culligan Easy-Change filter systems including IC-EZ-1, US-EZ-1, and RV-EZ-1.
  • Compatible with 4294146, 4294153, 4294161, RC-EZ-1, RC-EZ-3, RC-EZ-4… see all part numbers related to the RC-EZ-1
  • Lasts up to 12 months
  • Removes Chlorine, Bad Taste and Odor, Particulates (Class III)
  • Genuine OEM Filter
Our Price: $13.59
Compare At: $17.93
You Save: $4.34 (24%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge
Fits Culligan Easy-Change filter systems including IC-EZ-3, US-EZ-3, and RV-EZ-3.
Our Price: $24.99
Compare At: $31.04
You Save: $6.05 (19%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge
Fits Culligan Easy-Change filter systems including IC-EZ-4, US-EZ-4, and RV-EZ-4.
Our Price: $41.99
Compare At: $50.59
You Save: $8.60 (17%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RWC-5 Culligan Level 1 Undersink Filter Replacement Cartridge
Fits Culligan Fulflo, WC12, LCA, WS-12, and any brand of water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $12.99
Compare At: $17.24
You Save: $4.25 (25%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
D-10-TWIN Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)
Fits Culligan US-550, US-600, US-600A, SY-2000, SY-2100, and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges.
  • Compatible with 155528-131, 34370, 432644, 47563, 49642, 583-377, D-10, D-10-TWIN, WHCF-WHWC, WHKF-WHWC… see all part numbers related to the D-10-TWIN
  • Lasts up to 3 months (each filter)
  • Removes Chlorine, Bad Taste and Odor, Sediment
  • Genuine OEM Filter
Our Price: $13.59
Compare At: $17.93
You Save: $4.34 (24%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
D-15 Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)
Fits Culligan US-550, US-600, US-600A, RO-3000, RO-3500, RVF-10 and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $19.99
Compare At: $25.29
You Save: $5.30 (21%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
D-30 Culligan Level 2 Undersink Filter Replacement Cartridge
Fits Culligan US-550, US-600, US-600A, SY-2000, SY-2100, and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $16.49
Compare At: $21.26
You Save: $4.77 (22%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
D-40 Culligan Level 4 Undersink Filter Replacement Cartridge
Fits Culligan US-550, US-600, US-600A, and any brand of water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $31.49
Compare At: $38.51
You Save: $7.02 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
D-250A Culligan Undersink Filter Replacement Cartridge Set
Fits the Culligan SY-2300, SY-2300S and SY-2650 systems and any brand of undersink water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $31.99
Compare At: $39.09
You Save: $7.10 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
HF-150 Culligan Whole House Filter System
Whole house water filtration system designed for sediment. Uses most 2 1/2 inch x 10 inch replacement filter cartridges.
Our Price: $20.99
Compare At: $26.44
You Save: $5.45 (21%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
HF-360 Culligan Valve-In-Head Whole House Filter System
Whole house water filtration system with built-in shut-off valve. Uses most 2 1/2 inch x 10 inch replacement filter cartridges.
Our Price: $38.99
Compare At: $47.14
You Save: $8.15 (17%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
HD-950 Culligan Whole House Filter System
Whole house water filtration system for heavy-duty sediment. Uses most 4 1/2 inch x 10 inch replacement filter cartridges.
Our Price: $63.99
Compare At: $75.89
You Save: $11.90 (16%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
S1A-D Culligan Level 2 Whole House Filter Replacement Cartridge (2-Pack)
Fits Culligan HF-150, HF-160, HF-360, HF-365, and any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $7.39
Compare At: $10.80
You Save: $3.41 (32%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
CW-F-D Culligan Level 3 Whole House Filter Replacement Cartridge (2-Pack)
Fits Culligan HF-150, HF-160, HF-360, HF-365, and any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
  • Compatible with 155186, 46776, CW-F, CW-F-D… see all part numbers related to the CW-F-D
  • Lasts up to 3 months (each filter)
  • Removes Sediment, Rust, Scale, Dirt, Coarse Sand, Sand, Fine Sand, Silt
  • Genuine OEM Filter
Our Price: $8.29
Compare At: $11.83
You Save: $3.54 (30%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
P5-D Culligan Level 4 Whole House Filter Replacement Cartridge (2-Pack)
Fits Culligan HF-150, HF-160, HF-360, HF-365, and any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $9.29
Compare At: $12.98
You Save: $3.69 (28%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
P1-D Culligan Level 4 Whole House Filter Replacement Cartridge (2-Pack)
Fits Culligan HF-150, HF-160, HF-360, HF-365, and any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
Our Price: $9.29
Compare At: $12.98
You Save: $3.69 (28%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
R50-BBSa-D Culligan Level 1 Whole House Filter Replacement Cartridge
Fits Culligan HD-950, and any brand of whole house water filter system that uses standard 9 3/4 x 4 1/2 filter cartridges.
Our Price: $13.19
Compare At: $17.47
You Save: $4.28 (24%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RFC-BBS-D Culligan Level 4 Whole House Filter Replacement Cartridge
Fits Culligan HD-950, and any brand of whole house water filter system that uses standard 9 3/4 x 4 1/2 filter cartridges.
Our Price: $28.09
Compare At: $34.60
You Save: $6.51 (19%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RV-700 Culligan Level 1 Inline RV Pre-Tank Exterior Filter
Fits a standard 3/4-inch garden hose.
Our Price: $28.99
Compare At: $35.64
You Save: $6.65 (19%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RV-800 Culligan Level 1 Inline RV Pre-Tank Exterior Filter
Fits a standard 3/4-inch garden hose.
Our Price: $31.49
Compare At: $38.51
You Save: $7.02 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RVF-10 Culligan RV Pre-Tank Exterior Filter
Fits a standard 3/4-inch garden hose.
Our Price: $31.49
Compare At: $38.51
You Save: $7.02 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
750R-D Culligan Level 1 Undersink RV and Marine Icemaker and Drinking Water Filter
Fits Culligan SY-750s, RV-750, IC-750, SY-1000, SY-1000s, RV-1000, and IC-1000 filter systems.
  • Compatible with 600R, 1000R, 1000R-D, 1100R, 1100R-R-01, 1100R-S6-05, 155785, 155785-43, 155785-51, 155901, 155901-43, 255706-43, 4194338, 4194346, 4194… see all part numbers related to the 750R-D
  • Lasts up to 12 months
  • Removes Chlorine, Bad Taste and Odor
  • Genuine OEM Filter
Our Price: $13.59
Compare At: $17.93
You Save: $4.34 (24%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter
Fits Culligan SY1000, SY-1000s, IC-1000, RV-1000, SY-750s, IC-750, and RV-750 filter systems.
Our Price: $21.59
Compare At: $27.13
You Save: $5.54 (20%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
FM-15A Culligan Level 3 On-Tap Faucet Filter System
Fits any standard faucet.
Our Price: $22.79
Compare At: $28.51
You Save: $5.72 (20%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
FM-15RA Culligan Level 3 Faucet Filter Replacement Cartridge
Fits Culligan FM-15 and FM-15A faucet mounted water filter systems.
Our Price: $14.99
Compare At: $19.54
You Save: $4.55 (23%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
PIT-1 Culligan Level 2 Water Pitcher
Drinking water pitcher with built-in water filter.
Our Price: $17.69
Compare At: $22.64
You Save: $4.95 (22%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
PR-1 Culligan Pitcher Replacement Cartridge
Fits Culligan PIT-1, OP-1, GP-1, WP-1, WFR1, and WFJ2 water pitchers.
Our Price: $8.89
Compare At: $12.52
You Save: $3.63 (29%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
PR-3 Culligan Water Pitcher Replacement Cartridge (3-Pack)
Fits Culligan PIT-1, OP-1, GP-1, WP-1, WFR1, and WFJ2 water pitchers.
Our Price: $17.69
Compare At: $22.64
You Save: $4.95 (22%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
PR-1U Culligan Universal Water Pitcher Replacement Cartridge
Fits Culligan PIT-1, OP-1, GP-1, WP-1, and most Brita and PUR brand pitchers.
Our Price: $9.99
Compare At: $13.79
You Save: $3.80 (28%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
PR-3U Culligan Universal Water Pitcher Replacement Cartridge (3-Pack)
Fits Culligan PIT-1, OP-1, GP-1, WP-1, and most Brita and PUR brand pitchers.
Our Price: $19.99
Compare At: $25.29
You Save: $5.30 (21%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
ISH-100 Culligan Level 2 Inline Shower Filter for 1/2 inch thread Shower Heads
Fits any standard 1/2-inch threaded shower arm.
Our Price: $18.99
Compare At: $24.14
You Save: $5.15 (21%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
ISH-200 Culligan Inline Shower Filter - Chrome
Fits any 1/2-inch thread shower heads.
Our Price: $25.99
Compare At: $32.19
You Save: $6.20 (19%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
WSH-C125 Culligan Filtered Shower Head with Massage Feature
Fits any standard 1/2-inch threaded shower arm.
Our Price: $32.49
Compare At: $39.66
You Save: $7.17 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RDSH-C115 Culligan Showerhead
Fits any 1/2-inch thread shower heads.
Our Price: $40.59
Compare At: $48.98
You Save: $8.39 (17%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RDA-150 Culligan Shower Exstension Arm
Fits Raindisc Showerhead and can be installed on any standard 1/2-inch threaded shower pipe.
Our Price: $31.49
Compare At: $38.51
You Save: $7.02 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
HSH-C135 Culligan Handheld Filtered Shower Head with Massage
Fits any standard 1/2-inch threaded shower arm.
Our Price: $47.99
Compare At: $57.49
You Save: $9.50 (17%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
WHR-140 Culligan Level 2 Shower Filter Replacement Cartridge
Fits Culligan ISH-100, WSH-C125, HSH-C135, and RDSH-C115 shower filters.
Our Price: $14.99
Compare At: $19.54
You Save: $4.55 (23%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
OR-34A Culligan Whole House Filter O-Ring
Fits Culligan and Ace whole house water filter systems including HF-150, HF-160, HF-360, 45025, 46764, and 49560.
Our Price: $4.99
Compare At: $8.04
You Save: $3.05 (38%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
OR-38 Culligan Undersink and RV Filter O-Ring
Fits Culligan undersink and RV filter systems including US-550, US 560, SY-5167, and SY-5197.
Our Price: $5.99
Compare At: $9.19
You Save: $3.20 (35%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
OR-100 Culligan HD-950 O-Ring
Fits Culligan HD-950 whole house water filter systems.
Our Price: $6.99
Compare At: $10.34
You Save: $3.35 (32%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
OR-233 Culligan Whole House Filter O-Ring
Fits Culligan whole house filter systems including SY-2000, SY-2100, SY-2300, SY-2500, SY-2650, US-600, and US-640.
Our Price: $5.99
Compare At: $9.19
You Save: $3.20 (35%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
SW-1 Culligan Undersink Filter Wrench
Fits Culligan undersink water filter systems.
Our Price: $6.99
Compare At: $10.34
You Save: $3.35 (32%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
SW-2 Culligan Whole House Filter Wrench
Fits Culligan whole house water filter systems.
Our Price: $6.99
Compare At: $10.34
You Save: $3.35 (32%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
SW-3 Culligan Whole House Filter Wrench
Fits Culligan whole house water filter systems.
Our Price: $8.89
Compare At: $12.52
You Save: $3.63 (29%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
SW-5 Culligan Undersink Filter Wrench
Fits Culligan undersink water filter systems.
Our Price: $6.99
Compare At: $10.34
You Save: $3.35 (32%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
BF-34 Culligan Brass Fitting Kit
Fits 1/2-inch and 3/4-inch pipe.
Our Price: $12.59
Compare At: $16.78
You Save: $4.19 (25%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
FVK-100 Culligan Inline Water Filter Flush Valve Kit
Fits Culligan in-line refrigerator filters including IC-750 and IC-1000.
Our Price: $14.99
Compare At: $19.54
You Save: $4.55 (23%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
IC-MB Culligan IC-100 Mounting Bracket
Fits Culligan stand-alone in-line refrigerator filters including IC-100 and TS-500.
Our Price: $6.09
Compare At: $9.30
You Save: $3.21 (35%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
UB-1 Culligan Whole House Filter Mounting Bracket
Fits Culligan HF-150, HF-160, HF-360 filter housings.
Our Price: $6.99
Compare At: $10.34
You Save: $3.35 (32%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
WBA Culligan Whole House Filter Mounting Bracket
Fits Culligan, Ametek, Pentek, and other brands of 10-inch and 20-inch Big Blue and Big Clear filter housings.
Our Price: $18.99
Compare At: $24.14
You Save: $5.15 (21%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
FCT-1 Culligan Drinking Water Faucet - Chrome
Fits Culligan RV-750, RV-1000, SY-750, SY-1000, SY-2500, an SY-2650 filter systems.
Our Price: $24.99
Compare At: $31.04
You Save: $6.05 (19%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
RV-BYP-EZ Culligan RV Bypass Fitting Adapter
Fits Culligan Easy-Change filter systems including RV-EZ-1, RV-EZ-2, and RV-EZ-4.
Our Price: $11.39
Compare At: $15.40
You Save: $4.01 (26%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
1012580 Culligan Undersink Replacement Filter Cartridge
Fits the Culligan 101 Under Sink Water Filter System.
  • Compatible with 00-4027-96, 00-4028-08, 00-4487-63, 00001138, 00402796, 00402808, 00448763, 01-000-78, 01-0000-78, 01-0008-27, 01-0042-91, 01-0125-80, 0… see all part numbers related to the 1012580
  • Lasts up to 12 months
  • Genuine OEM Filter
Our Price: $15.99
Compare At: $20.69
You Save: $4.70 (23%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
150R Culligan Preferred Replacement Filter Cartridge
Fits the Culligan Preferred Series 150 drinking water treatment system.
Our Price: $33.99
Compare At: $41.39
This item is no longer available online
Please call 1-800-277-3458 to order
250R Culligan Preferred Replacement Filter Cartridge
Fits the Culligan Preferred Series 250 drinking water treatment system.
Our Price: $78.99
Compare At: $93.14
This item is no longer available online
Please call 1-800-277-3458 to order
350 Culligan Preferred Under Sink Filter System
Fits standard 1/4-inch water lines.
Our Price: $88.99
Compare At: $104.64
This item is no longer available online
Please call 1-800-277-3458 to order
350R Culligan Preferred Replacement Filter Cartridge
Fits the Culligan Preferred Series 350 drinking water treatment system.
Our Price: $47.99
Compare At: $57.49
This item is no longer available online
Please call 1-800-277-3458 to order
P0308465 Culligan Reverse Osmosis Housing Sump O-Ring
Fits Culligan AC and H Series reverse osmosis systems.
Our Price: $3.99
Compare At: $6.89
You Save: $2.90 (42%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
P1012581 Culligan Undersink Replacement Filter Cartridge
Fits the Culligan 201 Under Sink Water Filter System.
Our Price: $29.99
Compare At: $36.79
You Save: $6.80 (18%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
TK-2 Culligan Water Test Kit
Quickly find the source of household water problems with the CULLIGAN-TK-2 water test kit. Take the guesswork out of your water quality analysis. Results are fast and easy to understand. Need to know what's in your water? The TK-2 test kit will help you determine exactly what contaminants you need to remove.
Our Price: $6.99
Compare At: $10.34
You Save: $3.35 (32%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
01013026 Culligan Reverse Osmosis Membrane
Fits the Culligan Water Tower and similar reverse osmosis systems from other manufacturers.
Our Price: $86.99
Compare At: $102.34
You Save: $15.35 (15%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
01013028 Culligan Water Tower Sediment Filter Cartridge
Fits the Culligan Water Tower and similar reverse osmosis systems from other manufacturers.
Our Price: $12.99
Compare At: $17.24
You Save: $4.25 (25%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
01013029 Culligan Reverse Osmosis Filter Cartridge
Fits the Culligan Water Tower and similar reverse osmosis systems from other manufacturers.
Our Price: $15.99
Compare At: $20.69
You Save: $4.70 (23%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
01009334 Culligan Booster Pump
Fits Culligan reverse osmosis systems.
Our Price: $229.99
Compare At: $266.79
You Save: $36.80 (14%)
In Stock: Yes
DiscountFilterStore accepts Visa, MasterCard, American Express, Discover, and PayPal
US-600 Culligan Slim Undersink Filter System
Easy to install water filtration system with filter head, filter housing, and built-in mounting bracket.
Our Price: $33.99
Compare At: $41.39
You Save: $7.40 (18%)
This item is currently out of stock.
D-20A Culligan Level 1 Undersink Filter Replacement Cartridge
Fits Culligan US-550, US-600, US-600A, RO-2127, RO-3000, RO-3500, and any brand of water filtration system that uses standard 9 3/4 x 2 1/2 filter cartridges.
  • Compatible with 3436517, 34375, 38509, 4234375, 432636, 49640, 826-746, D-20, D-20A, TO2… see all part numbers related to the D-20A
  • Lasts up to 12 months
  • Removes Chlorine, Bad Taste and Odor
  • Genuine OEM Filter
Our Price: $9.99
Compare At: $13.79
You Save: $3.80 (28%)
This item is currently out of stock.
CP5-BBS-D Culligan Level 4 Whole House Filter Replacement Cartridge
Fits Culligan HD-950, and any brand of whole house water filter system that uses standard 9 3/4 x 4 1/2 filter cartridges.
Our Price: $12.79
Compare At: $17.01
You Save: $4.22 (25%)
This item is currently out of stock.
D-28 Culligan Level 1 Undersink Filter Replacement Cartridge
Fits Culligan US-550, US-600, US-600A, and any brand of water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
This item has been discontinued.
RV-500A Culligan Level 1 Inline RV Pre-Tank Exterior Filter
Fits a standard 3/4-inch garden hose.
This item has been discontinued.
RV-600A Culligan Level 1 Inline RV Pre-Tank Exterior Filter
Fits a standard 3/4-inch garden hose.
This item has been discontinued.
FM-5 Culligan Level 3 On-Tap Faucet Filter System
This item has been discontinued.
FM-5R Culligan Level 3 Faucet Filter Replacement Cartridge
Fits the Culligan FM-5 faucet mounted water filter system.
This item has been discontinued.
RV-EZ-4 Culligan Level 4 Easy-Change RV Inline Filter System
Inline drinking water filtration system for recreational vehicles. Also uses Culligan water filter cartridges RC-EZ-1 Level 1 (Basic Filtration) and RC-EZ-3 Level 3 (Advanced Filtration).
This item has been discontinued.
NCP-10 Culligan Whole House Filter Replacement Cartridge
Fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges.
This item has been discontinued.
C-2 Culligan RV Filter Replacement Cartridge (2-Pack)
Fits Culligan US-316 and most 4 7/8-inch x 2 1/2-inch size water filters.
This item has been discontinued.
RV-EZ-1 Culligan Level 1 Easy-Change RV Inline Filter System
Inline drinking water filtration system for recreational vehicles. Also uses Culligan water filter cartridges RC-EZ-3 Level 3 (Advanced Filtration) and RC-EZ-4 Level 4 (Premium Filtration).
This item has been discontinued.
IC-1000 Culligan Inline Filter
Fits standard 1/4-inch water lines.
This item has been discontinued.
IC-750 Culligan Inline Filter
Fits standard 1/4-inch water lines.
This item has been discontinued.
SY-1000 Culligan Water Filtration System
Fits standard 1/4-inch water lines.
This item has been discontinued.