Best Apec Water Systems Undersink Water Filtration Replacement Parts in 2026

Daisy
Last Updated: Jan 22, 2026

At a Glance: Our Top Picks for Apec Water Systems Undersink Water Filtration Replacement Parts

APEC Water Systems SET 3 Pcs 3.5" O.D. Replacement O-Ring For Reverse Osmosis Water Filter Housings, 3 Count (Pack of 1), Black
#TOP1
Apec Water Systems Set 3 Pcs 3.5" O.d.
9.8
PM SCORE
iSpring ICEK Ultra Safe Fridge Water Line Connection and Ice Maker Installation Kit for Reverse Osmosis RO Systems & Water Filters, 1/4", 20 feet
#TOP2
Ispring Icek Ultra Safe Fridge Water Line Connection
9.8
PM SCORE
3M Aqua-Pure Whole House Replacement Water Filter AP810, For Aqua-Pure AP801, AP801-C, AP801T and AP801B Water Filtration Systems,White
#TOP3
3M Aqua-Pure Whole House Replacement Water Filter Ap810,
9.8
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Apec Water Systems Undersink Water Filtration Replacement Parts of 2026

Market Overview
Apec Water Systems Undersink Water Filtration Replacement Parts Reviewed
  • Reviews Analyzed: 20479 Items
  • PM Avg. Rating: 6.7 / 10
71 Products Evaluated
  • Highest Price: $747.72
  • Lowest Price: $5.17
  • Avg. Price: $33.60

Apec Water Systems Set 3 Pcs 3.5" O.d. Replacement O-Ring For Reverse Osmosis Water Filter Housings, 3 Count (Pack Of 1), Black

APEC WATER SYSTEMS
O-RING-SET
3.50 X 3.50 X 1.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

IMPORTANT: A set of 3 O-rings for standard filter housings of APEC RO systems. Please kindly check the second gallery image for compatibility of this O-Ring set

Light weight, easy install and unload

Diameter 3.5 inch OD

Included components: O-RING-SET

Ispring Icek Ultra Safe Fridge Water Line Connection And Ice Maker Installation Kit For Reverse Osmosis Ro Systems & Water Filters, 1/4", 20 Feet

ISPRING
ICEK
240.00 X 0.20 X 0.20 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Connects any water filtration system (including reverse osmosis systems) to the ice maker or water dispenser of your fridge

Delivers crystal clear ice cubes and great tasting RO water to your fridge, superior to inline fridge filters

Kit includes everything you need for the installation - 20 feet 1/4" tubing, a 1/4" x 1/4" x 1/4" "T" fitting, an inline 1/4" x 1/4" shut off valve, and a compression fitting set. Tested by independent third-party to meet NSF/ANSI Standards

Durable and easy to install - Push-in quick connect fittings offer easy DIY installation with no tools required

Push-in quick connect fittings offer easy DIY installation with no tools required

#TOP3

3M Aqua-Pure Whole House Replacement Water Filter Ap810, For Aqua-Pure Ap801, Ap801-C, Ap801T And Ap801B Water Filtration Systems,White

AQUA-PURE
AP810
4.60 X 4.60 X 9.90 Inches
0.99 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

DESIGNED FOR USE WITH 3M Aqua-Pure 800 Series Whole House Water Filter Housings as well as most competitive 4. 5” diameter drop-in whole house water filter housings.

REDUCES SEDIMENT: Provides fine sediment filtration down to 5 micronss nominal for cleaner drinking water.

LONGER CARTRIDGE LIFE: Grooved surface increases total surface area for longer cartridge life as compared to 3M non-grooved surface cartridges.

HELPS REDUCE SEDIMENT UNLOADING: Rigid construction helps prevent sediment release back into the water due to sudden changes in flow rate.

FLOW RATE: Up to 20 gallons per minute (gpm).

OPERATING TEMPERATURE: 40-100F (4. 4-37. 8C).

IDEAL FOR larger (2. 5 baths) homes.

#TOP4

Captain O-Ring - Replacement 151122 O-Rings Compatible With Pentek Big Blue Water Filters Oem Size Oring Buna-N (3 Pack)

CAPTAIN O-RING
151122X3
0.04 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Captain O-Ring LLC 9.90

Features

Part: Replacement 151122 o-rings for Pentek style Big Blue Water Filter Housings (3 Pack)

Includes 3 replacement o-rings (also called seals or gaskets) to repair your leaking water filter housing [OEM UPC: 051678511220 , 885343762095]

151122 OEM Size o-rings are approximately 5.5" Inside Diameter x 5.83" Outside Diameter x 0.165" Thickness

Direct Replacement for the following part numbers (see description below for full water filter compatibility list): Ace Hardware 4001756; American Plumber 152032, W10-OR; APEC O-RING-HB; Ametek Kleen-Plus 151122-03; Culligan OR-100, 151122-27, 01019189; HomeMaster #Oring122; Pentek 151122, BB BUNA-N

Manufactured and Warrantied by Captain O-Ring LLC, with decades of experience in the sealing and chemical industry.

#TOP5

Malida Water Purifier Quick Connector ,Ro Water 1/4 Tubing, Ro Water Filter Fittings , 1/4 Inch Tubing Blue 10 Meters + Quick Connect 12Pcs

MALIDA
TUBE-CONNECT
1.18 X 0.39 X 1.57 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Filterworld 9.77

Features

1/4 inch O.D. tube quick connector water line fitting 32ft kit

1/4 inch Quick connector :12pcs

Drinks Dispense and water filtration system fittings

【FOOD MATERIAL】 Our Refrigerator Ice Maker Water Line Kit is Made of Food Grade Quick Connect Fittings and NSF Certified Tubing, Which Are Widely Used in RO Systems Water Filter Purification.

【SERVICE COMMITMENT】 For Your 100% Satisfaction 30-Day Refund Back Guarantee, 2-YEARS Quality Warranty. We Have Always Been Paying Attention the Quality of Our Refrigerater/Ice Maker line kit. Feel Free to Contact Us at Any Time If You Have Any Dissatisfaction.

#TOP6

Pentair Pentek Sw-2 Spanner Wrench For Standard Housings

PENTEK
150295
12.01 X 5.51 X 0.51 Inches
0.22 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

COMPATIBLE WITH PENTAIR PENTEK STANDARD HOUSING SUMPS and most other major brands

EASILY REMOVES FILTER HOUSINGS for quickly changing water filter cartridges

HELPS LOOSEN STUCK OR JAMMED FILTER HOUSINGS

SUITABLE FOR USE in installing or replacing filter cartridges

CONSTRUCTED OF DURABLE PLASTIC for stability and resistance to corrosion

Compatibility: WLCS-1000, WRO-3000 and WRO-3500 Filtration Systems.

Geekpure 5 Stage Reverse Osmosis Replacement Filter Set With 75 Gpd Membrane -Standard 10 Inch

GEEKPURE
GEEKPURE RO5-5
12.99 X 3.15 X 12.60 Inches
3.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Geekpure Water Group 9.72

Features

Universal Compatible standard 10" reverse osmosis replacement filter cartridges set,size at:2.5"OD x 10" height.Fits most standard sized 5 or 6 stage reverse osmosis systems

Pack of 8.[1 x PP sediment filter,1 x Granular activated carbon filter, 1 x Carbon block filter,1 x 75 gpd Ro membrane,1 x Post inline carbon filter,2 x Quikc fittings,1 x Seal tape]-NOTE: THE LAST STAGE POST CARBON IS 1/4"NPT THREAD INLET AND OUTLET

NSF certificated RO membrane filter down to 0.0001 micron,Reduce 99% contaminant,including Heavy Metal,Arsenic,Lead,Mercury,Fluoride,Cadmium and more 1000+ contaminants to provide healthy, safe and pure water

All Filters are individually wrapped&sealed and extend shelf life,Feed Water Condition:Water Pressure:40-100 psi,Temperate:40-110°F/5-45°C,Ph:3.0 -11.0,Max TDS :2000 ppm tap water or well water

ISO9001:2015 certificated Manufacturer,also Member of Water Quality Association (WQA),30 Days Money Back Guarantee,Please flush new filters 30 minutes

Puroflo Ero 5 Pc Reverse Osmosis Filters 1 Year Set, 5 Stage Reverse Osmosis Water Filter, Under Sink Ro Water Filter System Kit Compatible With Most 10" Water Filtration System W/Water Filter Wrench

PUROFLO
ERO 5
18.00 X 13.00 X 5.00 Inches
5.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
GWS General Water Solution 9.83

Features

NSF Certified- The reverse osmosis water filter replacement set efficiently removes thousands of harmful contaminants from tap water such as PFAS, Chlorine, Fluoride, Lead, Arsenic, bad tastes/odors, and other heavy metals & chemicals.

Pure Tasty Water- Multi-stage carbon block absorbs chlorine byproducts, and Inline-carbon refreshes tastes. Puroflo RO water filter provides you better tasting water than bottled water.

Easy to Install- Reference the video on this page, or on YouTube. The installation of the 5 stage RO filter replacement is simple and universal to most standard RO water filter systems.

Included- sediment filter, carbon filters, 50GPD RO Membrane, 1/4" NPT threaded Inline-Carbon and 2pcs Quick Connect Fittings. 1 Pc water filter wrench.

Compatibility- Puroflo reverse osmosis filters is an affordable alternative for expensive brand name filters. Compatible with APEC ROES-50 replacement filters, Watts premier replacement filters, Rodi system, PA-E ro-132 replacement filters and other 10" standard RO water filter system.

Long Filter Life- Stages 1to 3 RO filters replacement can last about 6-12 months, the membrane and 5th stage inline reverse osmosis water filter can last up to 1 year, depending on local water quality.

※NOTE Only work for 1/4" push-in tube.

#TOP9

Replacement Pads For Leak Stop Valve For Reverse Osmosis And Under Sink Water Filtration System – Replacement Discs For Automatic Water Shut-Off Tool For Filter – Express Water

EXPRESS WATER
PRTLKSPAD3
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Express Water 9.82

Features

Protection For You Home - Automatically shuts off incoming water when the pad detects moisture

Universal Standard Size - Fits standard Under Sink and RO System leak stop valves

Be Prepared - Includes three individually wrapped pads for easy replacement

For Any Application - Use with Reverse Osmosis Systems, ATO, Coffee Machine, Water Filtration System, Ice Maker, Refrigerator Kit, Purifiers, and other leak stop valves

Express Connect - Works with Express Water Leak Stop Valve (SKU: PRTLKS14Q-1) (ASIN: B01KKOK8ZW)

#TOP10

Lemoy 1/4" Quick Connect Water Purifiers Tube Fittings For Ro Water Reverse Osmosis System(Ball Valve+Y+L+I+T Type)+5 Meters(15 Feet) Tubing Hose Pipe(Blue) For Ro Water Reverse Osmosis System (Blue)

LIIMEVVON
5M TUBE+FITTINGS
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Lemoy 9.86

Features

Material: Polyethylene Plastic

Push fit fittings, fit all water filter systems and RO system

Prolong the service life of RO membrane

Designed for use with the Stealth Reverse Osmosis Systems

#TOP11

Metpure Replacement Pads For Automatic Leak Detectors In Under Sink Reverse Osmosis Water Filtration Systems - Replacement Pads Only 5/8" Diameter X 5/16" Height (2 Pack)

METPURE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
R2O Water 9.87

Features

[FUNCTION] Automatically shuts off water supply when comes into contact with water

[COMPATIBILITY] This product can be used with most standard leak detectors

[Value] This product comes with 2 replacement pads to provide protection against leaks

[SIZE] 5/8" Diameter x 5/16" Height

[REPLACEMENT] These pads can used with Metpure Leak Detector Valve (ASIN: B08T6JTDSD)

#TOP12

Geekpure Reverse Osmosis Ro Membrane 100 Gpd Water Filter Replacement-Nsf Certificated (1)

GEEKPURE
GP-TW-1812-100G
12.00 X 1.80 X 1.80 Inches
0.45 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Geekpure Water Group 9.73

Features

High Efficient-100 GPD RO membrane,Rejects impurities down to 0.0001 micron,Removes Heavy Metal,Arsenic,Lead,Mercury,Fluoride and more 1000+ contaminants from source water

High Quality - NSF/ANSI Standard 58 certificated.Polyamide film composite material,food grade and BPA free

Universal Compatible-Standard size ( Membrane Dimensions: 11. 75" x 1. 75" ), Fits 1812/2012 residential RO membrane housings (2” Inner Diameter ).if your membrane is not standard, please consider to buy our membrane housing together. product ASIN:B078W3KKSZ

Life Span-It depends on usage amount and feed water quality. Usually,24 months or 35,000 Gallons pure water for most tap water (200-500 ppm)

Friendly Design, Easy installation. It is suitable for most Reverse Osmosis Water Filtration System.Please note to flush new membrane 30 minutes.DO NOT FREEZE

#TOP13

Apec Wrench For 10" Water Filter Housing 180° Half Circle (Wrench-Half)

APEC WATER SYSTEMS
WRENCH-HALF
15.00 X 7.00 X 1.00 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
APEC Water Systems 8.54

Features

APEC Water Systems 180° filter housing wrench for undersink system

Unique angle design is easier to use

Fits most standard filter housings

Manufactured using certified materials

Use to open filter housing

Appliafit 6-Pack O-Ring Gasket Seals Compatible With Ge Hhring - Fits Whole Home Filtration Models Gxwh30C, Gxwh35F, Gxwh38F, Gxwh38S, Gxwh40L, Ws03X10039, Fxhsc

APPLIAFIT
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
FitsRight 9.90

Features

✅ 6-Pack of Gasket Seals Compatible with GE HHRING O-Ring

✅ Compatible with Whole House Water Filtration Models GXWH30C, GXWH35F, GXWH38F, GXWH38S, GXWH40L, WS03X10039, FXHSC

✅ Compatible with most General Electric (GE) Whole Home Water Filtration Systems

✅ Replacing the O-ring once a year can solve problems such as leaks and can return your filter system back to peak performance and efficiency

✅ Made from Heavy Duty Premium Materials for Durability and Performance

#TOP15

Apec Feed Water Adapter For 1/2" And 3/8" Pipes Use With Reverse Osmosis Water Filter System (Saddle-Feed-1238)

APEC WATER SYSTEMS
SADDLE-FEED-1238
6.00 X 6.00 X 3.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Used with reverse osmosis (RO) systems

Fits standard 1/2" or 3/8" faucet pipes

Includes a 1/4" outlet needle valve to feed water to RO systems or water filter systems.

Manufactured using certified materials

#TOP16

Ispring Aas2 Reverse Osmosis Water Filter Automatic Shut Off Valve Quick Connect, 1 Count (Pack Of 1), White

ISPRING
AAS2
2.50 X 2.00 X 1.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

ISpring Automatic Shut-off Valve (ASV) - Quick Fitting

Compatible with most Reverse Osmosis systems (including brand names) in the market

Allows your system to turn off the water supply when the tank pressure reaches approximately 65% of the supply water pressure

1/4" fittings

#TOP17

O-Ring For Reverse Osmosis Water Filter Housings Diameter 3.5" O.d. Black 3 Pcs O-Ring Set

PEATOVIE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Mekar 9.92

Features

1. SIZE: 3.5 inches in diameter.

2. FITMENT: Compatible for most most industry standard size 10” filter housings.

3. MATERIAL: O-Rings made of high-quality and durable rubber. Lightweight and Durable.

4. SEAL LEAK: Can be used in conjunction with any food grade lubricant to provide the largest leak seal for your water filter.(Kindly noted: Replace the O-ring every 1-2 years.)

5. PACKAGE: A set of 3 O-rings.

#TOP18

Kinetic Wares- Kwge25Rg (Ws03X10038) Orings Compatible With Ge ™ 2.5 Inch Water Filters Gxwh01C, Cxwh08C, Gxwh04F, Gxwh20F, Gxwh20S, Gxrm10 & Gx1S01R (6 Pack)

KINETIC WARES
KWGE25RG
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Kinetic Wares LLC 9.86

Features

Replacement O-Rings Compatible with 2.5" GE Water Filter Housings

Compatible with GE GXWH20F, GXWH20S, and more!

Will it fit? This O’rings is just under 3-5/16 inside dimension and are just under 1/8” thick.

Warrantied for one year against manufacturer defect by Kinetic Wares LLC

#TOP19

Metpure Heavy Duty Ez Ro Reverse Osmosis Ro Filtration Ice Maker Refrigerator Universal Feed Water Supply Adapter With 3/8" Quick Connect Ball Valve Solid Brass

METPURE
EZROADP38
3.00 X 2.50 X 1.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
R2O Water 9.87

Features

◼️ HEAVY DUTY: All solid lead free brass tee adapter crafted parts guaranteed for durability and long lasting usage.

◼️ UNIVERSAL FIT: Tap into your existing shut-off valve from under kitchen sink and create an extra tee for fridge connection, water filter system feed, ice maker water line, coffee brewer, soda fountain. Made to universally fit most common shut off valve sizes of 3/8" COMP and 1/2" OD - 7/16" SJ.

◼️ INCLUDED VALVE FOR EASY OPERATION: Includes 3/8" brass ball valve with quick connect end for easy connection water feed of your water filtration system.

◼️ NO SEALANT REQUIRED: Tee fitting has compression ends, so no sealant or Teflon tape required for installation.

◼️ LEAD FREE COMPONENTS: Lead free compliant material certified to use for residential and commercial application. Maximum pressure rated up to 120 psi.

Geekpure 20 Inch Carbon Block Water Filter Remove Chlorine Taste Odors For Whole House Filtration- 4.5 Inch X 20 Inch -5 Micron

GEEKPURE
BC20-BB-5
4.33 X 4.33 X 20.08 Inches
7.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Geekpure Water Group 9.73

Features

Made of 100% high quality coconut activated carbon ,5 Micron

Size at 4.5" diameter x 20" height,Fits all standard 20" sized whole house water filter housing. Matched filter housings options, please refer ASIN: B095RYPHWY | B095S2R933 | B07GQXM869 | B077BDQGHP | B07FKK6R2H via Amazon

Carbon block filter is used to remove chlorine, taste & odors, very fine particulates. life time:6-12 months or 100K gallons (Depends on Usage Amount and Feed Water Quality) ,these can be used for residential and commercial applications

All Filters are individually wrapped&sealed and extend shelf life

It is Installed at the main water supply and produce pure water for your entire home. Enjoy better water from every tap and every appliance in the whole house.Flow rate : 5-15 GPM (Depend on Feed Water Pressure).Some items inventory mixed, if you receive wrong item,please get back to seller,we will do our best to support you

Pack of 4 filters in the box

#TOP21

Geekpure 10-Inch Whole House Clear Filter Housing - 3/4"Npt Brass Port-Fit For 2.5" X 10" Filters

GEEKPURE
SF-10S
5.91 X 5.91 X 9.84 Inches
2.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Geekpure Water Group 9.73

Features

10 Inch whole house clear water filter housing,3/4 inch brass ports with pressure relief button for high pressure,with plastic wrench and bracket.clear housing allows you to see when you need to change filters and everything else works as it should

STANDARD-Fits all standard sized 2.5 inch x 10 inch filters . Housing only, filter cartridges are sold separately

APPLICATIONS-Use for whole house, inline, or under sink,Extends life of washing machines, water heaters and other household appliances

1 year limited warranty,30 Days Money Back Guarantee,ASIN for replacement o ring: B085XRPLCS

Ideal for residential homes, this point-of-entry filter system helps to protect your pipes and water using appliances from sediment build-up

#TOP22

O-Rings – Compatible With Whirlpool Whkf-Dwhv, Whkf-Dwh & Whkf-Duf Water Filter (6 Pack)

KINETIC WARES
KW-WHKFDWHVOR-OR
6.00 X 4.00 X 0.25 Inches
0.19 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Kinetic Wares LLC 9.87

Features

Six (6) Water Filter Housing Replacement O-Rings For Filter That Requires a 2.5” Filter

Stops leaks between your water filter housing and filter head

Will it fit? These O’rings are just under 3-1/2” inside dimension and is just over 1/8” thick.

Compatible with Whirlpool filter housings: WHKF-DWH, WHCF-DWHV, WHCF-DWH, WHKF-DWHV & WHKF-DUF

60 Day Money Back Guarantee

#TOP23

Pro-Parts Ws03X10039 O-Rings Replacement For Ge Gxwh30C Gxwh35F Smart Water Filter(5Pcs/Pack)

PRO-PARTS
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Pro-Parts 9.76

Features

Contains: 5 pcs O-Rings

Inside diameter 5-9/16" and outside diameter of 5-7/8"

Compatible with GE GXWH30C GXWH35F and more

Material: Buna-N (nitrile butadiene rubber)

#TOP24

Geekpure 75 Gpd Reverse Osmosis Ro Membrane Replacement -Nsf Certificated (1)

GEEKPURE
GP-TW-1812-75G
1.77 X 11.81 X 1.77 Inches
0.37 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Geekpure Water Group 9.73

Features

High Efficient-75 GPD Ro membrane,Rejects impurities down to 0.0001 micron,Removes Heavy Metal,Arsenic,Lead,Mercury,Fluoride and more 1000+ contaminants from source water

High Quality - NSF/ANSI Standard 58 certificated.Polyamide film composite material,food grade ,BPA free

Universal Compatible-Standard size ( Membrane Dimensions: 11. 75" x 1. 75" ), Fits 1812/2012 residential RO membrane housings (2” Inner Diameter ).if your previous membrane is not standard, please consider to buy our membrane housing together. product ASIN:B078W3KKSZ

Life Span-It depends on usage amount and feed water quality. Usually,24 months or 35,000 Gallons pure water for most tap water (200-500 ppm)

Friendly Design, Easy installation. It is suitable for most Reverse Osmosis Water Filtration System.Please note to flush new membrane 30 minutes

#TOP25

Mattox 1/4" Quick Connect Water Purifiers Tube Fittings For Ro Water Reverse Osmosis System Pack Of 12(Ball Valve+Y+L+I+T Type)+5 Meters(16 Feet) Tubing Hose Pipe For Ro Water Reverse Osmosis System

MATTOX
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
maidaohuwai 5.96

Features

Size: 1/4 inch ,Material: Polyethylene Plastic

Easy to use,Mini quick connect push tee 1/4-Inch OD

Push fit fittings, fit all water filter systems and RO system

Prolong the service life of RO membrane,Flexible, easy to cut

Designed for use with the Stealth Reverse Osmosis Systems,ice maker

#TOP26

Dgzzi 1Set 20-Pack Reverse Osmosis Aquarium Quick Fittings With Locking Clips 1/4" Od Ro Water Filter Hose Tube Plastic Connectors

DGZZI
FITTINGHOSE-5X4
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DGZZI 9.84

Features

Package contents: 20pcs quick fittings

Package includes 5 types of quick fittings to meet your need.

No tools required, Push fit fittings.

Push fit fittings, Quick Connect Fitting 1/4" RO Water System.

Standard fitting for water filter systems using 6mm water filter tubing.

#TOP27

Express Water Refrigerator Kit Ice Maker For Reverse Osmosis Ro System And Water Filters Parts Connection

EXPRESS WATER
PRTREFKIT14Q
0.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Express Water 9.82

Features

Straight Valve - ¼” x ¼” Quick Connect

1/4” (Quarter Inch) PE Tubing for RO System 15 FT

Union Tee - ¼” OD X ¼” OD X ¼” OD

Union Connector - ¼” OD X ¼” OD

#TOP28

Halsey Taylor 55898C Watersentry Plus Replacement Filter (Bottle Fillers)

ELKAY
55898C
3.50 X 3.50 X 12.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Replacement filter for models with WaterSentry Plus filtration system (Bottle Fillers).

Filter should be replaced every 3,000 gallons or 1 year after installation.

Equipped with Quick-Disconnect, 1/4 turn installation, as well as automatic inlet shut-off valve that closes when filter is removed.

Designed to reduce lead, particles and chlorine. Also reduces odors and discoloration from incoming water.

Spun Polypropylene prefilter mesh to prevent large, coarse sediment and particles from entering and clogging filter media.

Filter is certified to NSF 42 and 53 for lead, particulate class 1, chlorine, taste and odor reduction.

#TOP29

10" Clear Standard Transparent Whole House Water Filter System With Presser Relief Button, 3/4” Inlet/Outlet Brass Port Granular Activated Carbon Cartridge, Meets Nsf Standards & Regulations

RONAQUA
RA-125-10-GAC-10
6.00 X 6.00 X 13.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
EZbuy365 9.85

Features

💎 DURABLE STRUCTURE: 10” Transparent Standard Housing is proper for heavy sediment applications. The housing body is made of reinforced polypropylene for strength and resistance to chemicals, and the blue cap is made of high-flow polypropylene for toughness. The cap has 3/4" inlet / outlet brass ports which allowed better sealed connections to the corresponding pipes. 10” Granular Carbon Filter used for effectively removing chlorine and other industrial chemicals

💎 POINT OF USE: This System for use in various applications and is usually placed in the main water line entering the house including, but not limited to residential drinking water filtration, well water filtration, food service, and irrigation. Extends life of Washing Machines, Water Heaters & Other Household Appliances. Keeps water fresh by reducing and removing iron, manganese, chlorine, hydrogen sulfide, herbicides, pesticides, and other industrial chemicals

💎 EASY TO OPERATE: There is rubber O-ring on the top of the housing body to ensure a watertight seal. A pressure relief button on the inlet side of the cap releases pressure in the housing for changing filter cartridges. Unique cap design allow quickly and easy to remove housing to replace cartridges. Transparent housing body allows visually to determine when cartridge should be changed

💎 GRANULAR CARBON CARTRIDGE is wrapped and sealed and meets NSF Standards and Regulations. Dimensions 9,875” x 2.5”. WELL-MATCHED: Everpure EV910811 CGT-10, AquaPure AP117, Cuno CFS117, American Plumber WCC 155155-51, Dupont WFPFC9001, GE GX1S01R, Culligan D-20A, Omni GAC1, WHKF-GAC, Hydronix HDG-P117, HydroCure PC 36599, 3M AP117, however for best preferment use only original RONAQUA CARTRIDGES

💎 WELL-MATCHED FOLLOWING HOUSINGS SYSTEMS: DuPont WFPF38001C, WFPF13003B, Culligan WTR Filter HF-360A and HF-150A, American Plumber WC34-PR, Geekpure RO5-FH10, Hydronix HF3-10CLBK34, EcoPure EPW2

#TOP30

Length 25Ft ,1/4-Inch O.d Tube Quick Connect Kit, Fridge Water Line Connection And Ice Maker Installation Kit For Reverse Osmosis Ro Systems & Water Filters.(Both 1/4” & 3/8” Output) (25Ft Tube)

YZM
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
YZMGO 9.68

Features

USES:Ice Maker Water Line Kit is a perfect compliment to any water filtration system, Connecting to an ice maker or water dispenser.

EASY INSTALLATION: Provides quick and convenient assembly-saving time&expense. New generation Non-Locking Clip technology offer an easy DIY installation without tools required.

WATER&FOOD USE: Products are made from safe,non-toxic materials. Our quick fittings are widely used in water purification,food/beverage system.

SET INCLUDES:25ft 1/4" tubing 1 roll,1/4" x 1/4"x 1/4" union tee 1 pcs,3/8" x 1/4"x 3/8" union tee 1 pcs, 1/4" x 1/4" shut off valve 1pcs, 1/4" faucet adapter 1pcs,1/4" flow bend clip 2 pcs,compression fitting set of 2

Top 10 undersink water filtration replacement parts Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Apec Water Systems 10
Geekpure 8
Captain O-Ring 5
Metpure 4
Mattox 3
Appliafit 2
Avanti Membrane Technology 2
Elkay 2
Express Water 2
Ispring 2

Top 10 undersink water filtration replacement parts Brands Pie Chart


We've carried out a comprehensive analysis of 20,479 reviews on undersink water filtration replacement parts, using our selection criteria to identify the best options in the home improvement. Our findings reveal that most customers typically select undersink water filtration replacement parts priced around $33.60, with top brands including apec water systems, captain o-ring, replacementkits.com, aquasana, ispring, puroflo, koatukys, insinkerator and eshiong and kinetic wares

Our team of expert editors reviewed these high-quality items and handpicked the top 30 undersink water filtration replacement parts for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the home improvement category. These include amazon.com, apec water systems, captain o-ring llc, replacementkits, gws general water solution, kuncheka, nicole ravo, eshiong and kinetic wares llc and r2o water .

We are dedicated to assisting our users in finding the right parts Products based on their needs, saving them considerable time when choosing which undersink water filtration replacement parts to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.