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Crystal Quest Water Filters
    • Whole house Filters every tap
    • Water softeners For hard water
    • Whole house RO RO for every tap
    • Under-sink reverse osmosis For drinking water
    • Under sink Fits under the sink
    • Countertop Sits by the faucet
    • Shower and bath For shower and bath
    • Inline On a water line

    Whole house

    • Whole house Water filters
    • Whole house Reverse osmosis
    • Whole house Salt-based softeners
    • Whole house Salt-free conditioner
    • All salt-free conditioners
    • UV sterilization
    All residential systems

    Drinking water

    • Countertop
    • Inline
    • Under sink RO
    • Countertop RO
    • Reverse osmosis guide
    • Faucet mount system
    • Water pitcher
    All drinking water

    Specialty filtration

    • Acid neutralizing
    • Alkaline
    • Arsenic (whole house)
    • Radium and uranium
    • Silica
    • Sulfate
    • Tannins
    • Turbidity (cloudy water)
    All specialty filters

    More ways to filter

    • Shower and bath filters
    • Water coolers
    • Off-grid portable RO
    • Chemical dosing
    • Oxidation disinfection
    • Ozone disinfection
    • UV air sterilizer
    • Bundles
    • Gift card

    Not sure which system you need?

    Answer a few questions about your water and home to find the right system.

    Take the quiz

    Or try a focused quiz

    • Well water filter finder
    • Water softener quiz
  • By problem

    • Rotten egg smell
    • Pool smell or chlorine taste
    • Orange or rust stains
    • Black or brown stains
    • Blue-green stains
    • Cloudy water
    • Tea-colored water

    By contaminant

    • Arsenic
    • Fluoride
    • Lead
    • Iron, manganese and sulfur
    • Microplastics
    • Nitrate
    • PFAS
    All contaminants

    By water source

    • City water Chlorine, chloramine
    • Well water Iron and sulfur

    Where you live

    • Near a military base, airport or fire training site
    • Near a farm
    • Near the coast
    • Granite or mountain areas
    • Older home built before 1986

    How hard is your water?

    Enter your ZIP code to see the tap water hardness on record for your area.

    ZIP code Hardness on record Four levels Soft to very hard
    • Shower filter replacement cartridge
    • Bath Ball® replacement cartridge
    • Pitcher replacement cartridges
    • Filter cartridges
    • RO membranes
    • RO filter packs
    • UV bulbs & parts

    Cartridges and media

    • Replacement cartridges
    • Filtration media & resins
    • RO filter packs
    RO membranes and components
    • Under sink RO membrane
    • Low energy freshwater RO membrane
    • Brackish RO membrane
    • Desalination RO membrane
    • Membrane cleaners
    • RO parts and accessories
    • Water storage tanks
    Parts and equipment
    • UV bulbs & parts
    • Valve control heads
    • Pumps and motors
    Get help
    • Reorder from past orders
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    • How often to change filters
    • When to replace a UV lamp
    • About RO membranes

    Find my filter

    Type the code printed on your cartridge.

    Common part numbers

    • Pitcher
    • CQE-RC-04002 SMART cartridge
    • CQE-RC-04000 Carbon block
  • Commercial and industrial

    Every system built to order

    Quotes on request, from a single inline filter to industrial reverse osmosis.

    Request a quote Opens in a new window. (800) 934-0051

    Industries

    • Agriculture and farming
    • Breweries
    • Cannabis cultivation
    • Commercial laundry
    • Food and beverage
    • Government and municipal
    • Medical and lab
    • Mining, oil and gas
    • Multi-residential
    • Plants and manufacturing
    • Schools and campuses
    • Service industries
    All industries

    Reverse osmosis

    • Brackish water RO
    • Seawater desalination
    • Medical-use RO
    • Dosing and pretreatment
    • Industrial RO
    • Industrial fresh water
    • Industrial brackish water
    • Industrial seawater
    Commercial RO

    Commercial systems

    • SMART systems
    • GAC systems
    • Inline systems
    • Ultrafiltration
    • Commercial softeners
    • Traditional softeners
    • Salt-free anti-scale
    • Demineralizers (DI)
    • Water stores

    Industrial

    • Industrial filtration
    • Nanofiltration
    • Industrial desalination
    • Ozone systems
    • Industrial UV
    • Chlorination
    • Industrial softeners
    • Industrial salt-free
    • Deionization
    • Wastewater reclamation
    • Containerized systems
    • Cartridge housings
    • Disaster relief
    Commercial/industrial specialty systems
    • Acid neutralizing (commercial)
    • Arsenic removal
    • Fluoride removal
    • Lead removal
    • Nitrate removal
    • Tannin removal
    • Turbidity removal
    • Iron, manganese, sulfide
    • Radium and uranium (commercial)
    • Sulfate removal
    • Silica removal
    • Alkalizer and mineralizer
  • Full water tests

    • City water test
    • Well water test
    • Radiological test
    • Complete RO water test
    • Problem check test
    • Waterborne pathogen panel
    • FHA and VA loan test
    All water tests

    Test collections

    • Specialty tests
    • Quick series tests
    • BART bacteria tests
    • Contaminant-specific tests

    Single contaminant tests

    • Lead test
    • Arsenic test
    • Fluoride test
    • Quick bacteria test
    • Nitrate and nitrite test
    • Radon test
    • Uranium test

    Free tools

    • Water hardness by ZIP
    • PFAS map
    • Water report analyzer
    • Lead in water lookup
    • Hardness converter
    • Softener size calculator
    All water tools

    Have a lab report?

    Compare your lab results with EPA limits.

    Analyze my report
  • Explore our hubs

    • Document Center
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    • Knowledge base Questions and answers
    • Educational articles Guides and how-tos
    • Video resources Watch and learn
    Articles by topic
    • Filtration systems
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    Help and support

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    • Custom manufacturing
    • All business opportunities
    Need help? Get expert support from water filtration specialists (800) 934-0051 help@crystolquest.shop

    A water specialist can help you choose and care for your system, Monday to Friday, 9am to 5pm ET.

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  • Whole house
  • Water softeners
  • Whole house RO
  • Under-sink reverse osmosis
  • Under sink
  • Countertop
  • Shower and bath
  • Well water
  • Replacements

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Need help?(800) 934-0051

Finding a replacement?

Find the system you own, then confirm its replacement. A model or cartridge code helps.

Find replacements for my system Find your model or part number

Need help with your system?

For leaks or a system that is not working, send our team the model and a description of the problem.

Get product support Visit the Help Center

Try the code printed on your cartridge, a product name, or a problem like hard water. Or let us find it for you. Talk to a specialist

Popular searches

  • Shower filter
  • Whole house filter
  • High flow
  • Reverse osmosis
  • In-line refrigerator filter
  • Water softener

Popular replacements

See all replacements
  • Coconut Based 5-Micron Carbon Block cartridge From $22.95
  • SMART cartridge From $59.00
  • Shower Filter cartridge From $29.50
  • Bath Ball® cartridge From $39.50

Quick links

  • Check your water Hardness by ZIP code
  • Well water filter finder A short quiz that matches a system
  • Water test kits Lab tests for city and well water

Popular guides

  • How Often to Change Your Water Filter 14 min read
  • Whole House Water Filter Maintenance 11 min read
  • Hard Water 101 19 min read
  • How to Test Water Hardness at Home 6 min read

Common part numbers

  • CQE-RC-04000 Coconut Based 5-Micron Carbon Block cartridge
  • CQE-RC-04002 SMART cartridge
  • CQE-RC-04045 Shower Filter cartridge
  • CQE-RC-04052 Bath Ball® cartridge

  1. Home
  2. Search

Finding a replacement?

Find the system you own, then confirm its replacement. A model or cartridge code helps.

Find replacements for my system Find your model or part number

Need help with your system?

For leaks or a system that is not working, send our team the model and a description of the problem.

Get product support Visit the Help Center

Results for “high flow”

230 results

All Products Guides Pages

Collections

    Best match

    Products

    • 1 inch Upflow Head, black threaded head with OUT and IN ports, side port on right, angled top view

      1" Upflow Head

      $55.99

      Part # CQE-CV-07000

    • Calcite (Calcium Carbonate), close-up of light gray and white crushed granules

      Calcite (Calcium Carbonate)

      From $57.50

      Part # CQE-RM-05008

    • Phosphate & Coconut Shell GAC Filter Cartridge, single 2-7/8 x 9-3/4 inch cartridge, front view of the yellow housing with a white label

      Phosphate & Coconut Shell GAC Filter Cartridge

      $29.50

      Replacement cartridge

    • Spot-Free Car Wash Filter, single white slim housing on white system stand, front view

      Mini Whole House Water Filter, Arsenic Removal (2-4 GPM | 1-2 people)

      From $251.85

      Whole house system

    • 1 Membrane Antiscalant - Membrane Antiscalant - Scientific World Products

      Membrane Antiscalant (Liquid)

      From $129.00

      5.0 (1)
    • SMART GAC Water Filtration System 20 GPM, manual upflow, white media tank with black top cap

      20 GPM Commercial Salt-Free Water Conditioner (Anti-Scale) System | 9.25 liters

      $4,585.00

      Salt-free conditioner

    • Silica Whole House Water Filter, white fiberglass tank with digital valve and two slim white filter housings

      Silica Whole House Water Filter

      From $2,627.00

      Whole house system

    • Spot-Free Car Wash Filter, single white slim housing on white system stand, front view

      Mini Whole House Water Filter | Metal Removal (2-4 GPM | 1-2 people)

      From $182.85

      Whole house system

    • 6-Inch Flanged Media Tank, 36 x 72 in white fiberglass tank on a black molded base

      Water Filtration Media Tank - 6" Flanged

      From $4,299.00

      Tanks & Accessories

    • Low-Flow Reverse Osmosis System, 200 GPD, white frame with three white filter housings and blue tubing

      Low-Flow Reverse Osmosis System

      From $1,599.65

      Commercial system

    • Lead Removal Whole House Water Filter, white fiberglass tank with control valve, two white filter housings and white tank with black lid

      Lead Removal Whole House Water Filter

      From $1,631.00

      Whole house system

    • 2.5-Inch Threaded Media Tank, 9 x 48 in white fiberglass tank with black base

      Water Filtration Media Tank - 2.5" Threaded

      From $229.00

      Tanks & Accessories

    • C-200 Commercial RO System Control Panel, wall enclosure with LCD display and keypad, angled front view

      C-200 Commercial/Industrial Reverse Osmosis System Control Panel

      From $7,400.00

      Control panel

    • SMART GAC Water Filtration System, 15 GPM automatic, white tank with black control head and black base

      SMART GAC Water Filtration System

      From $2,479.99

      Commercial system

    • Single-Stage Big Blue Whole House Filter, blue housing with black cap on a wall bracket with pressure gauge

      Single-Stage Whole House Water Filter | Big Blue

      From $169.99

      Whole house system

    • Spot-Free Car Wash Filter, single white slim housing on white system stand, front view

      Mini Whole House Water Filter, Fluoride Removal (2-4 GPM | 1-2 people)

      From $263.85

      Whole house system

    • Filtration media, close-up of fine dark granules with a Crystal Quest logo watermark

      Katalox Light Filtration Media

      From $89.50

      5.0 (1)
    • OxiOrg O3 Ozone Laundry System - Ozone Laundry System - Crystal Quest®

      OxiOrg O³ Ozone Laundry System

      $499.00

    • Spot-Free Car Wash Filter, single blue Big Blue housing with pressure gauge on white system stand

      Spot-Free Car Wash Filter - Portable Deionizing Water Filter

      From $297.00

      Inline water filter

    • SHARK Desal Filtration System 600 GPD, white frame-mounted system with control panel, flow meters, gauges and pump

      SHARK Desal Filtration System 600 Gallons Per Day (GPD)

      $5,706.00

      Reverse osmosis system

    • 1500-2500 GPD Whole House RO Filter Pack, prefilter pack with tall white pleated sediment cartridge and blue SMART Plus cartridge

      1500-2500 GPD Whole House RO Filter Pack

      From $84.00

      Replacement cartridge

    • 500-1000 GPD Whole House RO Filter Pack, prefilter pack with white pleated sediment cartridge and blue SMART Plus cartridge, close view

      500-1000 GPD Whole House RO Filter Pack

      From $69.00

      5.0 (2)
    • 2.5" x 40" Brackish Water Reverse Osmosis Membrane, long white wrapped element with label, angled view

      2.5" x 40" Brackish Water Reverse Osmosis Membrane

      From $305.05$499.25 Sale

      RO membrane

    • 6 GPM UV O-Ring, one translucent white ring on a white background

      6 GPM UV O-Ring (set of 2)

      $9.95

      Part # CQE-PT-03276

    Previous page 1…78910 Next page
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    • Eco friendly

      Protecting our planet through sustainable practices.

    • BPA free

      Toxin-free products that put your health and the environment first.

    • ISO 9001 certified

      Quality management for product quality, customer satisfaction and steady improvement.

      View certification (PDF, opens in a new tab)
    • Built in the USA

      Supporting American jobs and contributing to our nation's economic growth.

    Fresh water begins here®

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    Specialty filters

    • PFAS
    • Fluoride
    • Lead
    • Arsenic
    • Iron and sulfur
    • Microplastics
    • Specialty systems
    • All contaminants

    Replacement filters

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    • Filter media and resin
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    • All replacements

    Test and learn

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    For business

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    • Search by industry
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