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Valves for Water Filtration Systems

Smart water systems depend on precise flow control, and the right valve can protect equipment while improving daily performance. Valve's product options in this category help you manage pressure, stop backflow, and isolate sections of your filtration setup for service. Cleaner installs also matter, especially on modern RO and under-sink builds where tight spaces leave little room for mistakes. Proper valve placement can also cut water waste during membrane flush cycles and pressure adjustments. With dependable valve choices, you can reduce leaks, keep water moving the way it should, and make maintenance less stressful.

Valves Products for Filtration and RO Systems

Valves in a water filtration system do more than turn water on and off. RO flush valves help rinse membranes to support better efficiency, while feed valves control incoming supply to protect sensitive stages. Ball valves, shut-off valves, and auto shut-off styles make it easier to stop flow quickly during filter changes or troubleshooting. Check valves help prevent reverse flow and protect RO tanks, pumps, and fittings, too. Pressure regulator valves help stabilize PSI, and faucet diverter valves add convenience for countertop units. Many selections come in quick-connect fittings, so push-in installation stays fast, clean, and tool-light.

Why Choose iFilters for Valve Products?

iFilters carries valve solutions that fit common residential and light commercial filtration layouts, including parts that pair well with RO lines, softeners, and media tanks. Shopping is simple because you can match connection type, size, and function without guessing. Quick-connect options support hassle-free installs, which help DIY users and pros finish jobs with fewer callbacks. Trusted brands and clear product details make it easier to choose components that meet your system’s needs today and support upgrades later. Fast shipping on many orders helps you complete repairs with less downtime.

Shop Valves products online today!

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Aquatrol AQT-TH34-25 3/4" In & Out Water Softener or Filter Head – Fits 2.5" Port Tanks
Aquatrol

Aquatrol AQT-TH34-25 3/4" In and Out Water Softener or Filter Head For 2.5" Port Tanks

AQT-TH34-25
in stock

$24.95 - $24.95
$24.95
$24.95 - $24.95
$24.95

Aquatrol AQT-TH34-25 3/4" In & Out Water Softener or Filter Head – Fits 2.5" Port Tanks The Aquatrol AQT-TH34-25 Water Softener & Filter He...

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$24.95 - $24.95
$24.95
$24.95 - $24.95
$24.95
24V AC Power Adapter for Softener and Filtration Systems - IFilters
PRO+AQUA

24V AC Power Adapter for Softener and Filtration Systems

IFA-19674
in stock

$21.95 - $21.95
$21.95
$21.95 - $21.95
$21.95

24V AC power adapter for Softener and Filtration Systems using a 24V Electronic Valve Head. Compatible with any softener or filtration system using...

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$21.95 - $21.95
$21.95
$21.95 - $21.95
$21.95
Aquatrol - AQT-TH1-25 - 1" In and Out Water Softener or Filter Head For 2.5" Port Tanks
Aquatrol

Aquatrol - AQT-TH1-25 - 1" In and Out Water Softener or Filter Head For 2.5" Port Tanks

AQT-TH1-25
in stock

$24.95 - $24.95
$24.95
$24.95 - $24.95
$24.95

Aquatrol AQT-TH1-25 – 1" In & Out Water Softener or Filter Head for 2.5" Port Tanks The Aquatrol AQT-TH1-25 Water Softener & Filter Head is...

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$24.95 - $24.95
$24.95
$24.95 - $24.95
$24.95
Aquatrol AQT-MFV-1 Manual Filter Valve
Aquatrol AQT-MFV-1 Manual Filter Valve – 3-Cycle Control for 2.5" Port Tanks
Aquatrol

Aquatrol AQT-MFV-1 Adjustable 3 cycle control Manual Filter Valve For 2.5" Port Tanks.

AQT-MFV-1
in stock

$54.95 - $54.95
$54.95
$54.95 - $54.95
$54.95

Aquatrol AQT-MFV-1 Manual Filter Valve – 3-Cycle Control for 2.5" Port Tanks The Aquatrol AQT-MFV-1 Manual Filter Valve is a high-quality, easy-to-...

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$54.95 - $54.95
$54.95
$54.95 - $54.95
$54.95
Diverter Valve Faucet Adapter for Counter Top Water Filters, 1/4 Inch Push On, Chrome - IFilters
iFilters

Diverter Valve Faucet Adapter for Counter Top Water Filters, 1/4 Inch Push On, Chrome

P-DV-14
in stock

$8.99 - $8.99
$8.99
$8.99 - $8.99
$8.99

This Standard Faucet Diverter Valve with Aerator can be installed on most kitchen faucets to divert water to the Countertop, RO or RO/DI uni...

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$8.99 - $8.99
$8.99
$8.99 - $8.99
$8.99
Shok Blok Filter Protection Valve, 40psi, 3/8" - IFilters
Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 40 PSI
Shok Blok

Shok Blok Filter Protection Valve, 40psi, 3/8"

SB-FPV-40/38
in stock

$13.25 - $13.25
$13.25
$13.25 - $13.25
$13.25

SHOK BLOK Filter Protection Valves are you best choice for protecting and limiting water pressure to your water filtration device. This SHOK BLOK M...

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$13.25 - $13.25
$13.25
$13.25 - $13.25
$13.25
Aquatrol IFA-07220F Circuit Board – OEM Replacement for 56E Softener & Filter Valves
Aquatrol

Aquatrol IFA-07220F Circuit Board for 56E Softener and Filter Valve

IFA-07220F
in stock
$149.95 - $149.95
$149.95
$149.95 - $149.95
$149.95

Aquatrol IFA-07220F Circuit Board – OEM Replacement for 56E Softener & Filter Valves The Aquatrol IFA-07220F Circuit Board is a genuine OEM rep...

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$149.95 - $149.95
$149.95
$149.95 - $149.95
$149.95
Aquatrol AQT-56SE-FT Digital Water Filter Valve – 1" Ports, Fully Automatic
Aquatrol

Aquatrol AQT-56SE-FT Digital Water Filter Valve For GAC and Similar Medias, 1 in. Ports

AQT-56SE-FT
in stock
$229.99 - $229.99
$229.99
$229.99 - $229.99
$229.99

Aquatrol AQT-56SE-FT Digital Water Filter Valve – 1" Ports, Fully Automatic The Aquatrol AQT-56SE-FT Digital Filtration Valve is an advanced, fully...

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$229.99 - $229.99
$229.99
$229.99 - $229.99
$229.99
Pro+Aqua Digital Water Filter Valve, High Flush Flow Rate For Heavy Media, 1 in. Ports - IFilters
PRO+AQUA

Pro+Aqua Digital Water Filter Valve, High Flush Flow Rate For Heavy Media, 1 in. Ports

V-56DFT-K
in stock
$275.00 - $275.00
$275.00
$275.00 - $275.00
$275.00

Fully featured advanced digital filtration valve. This version offers a high back-flush flow rate ideal for heavy media for maximum lift and flow. ...

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$275.00 - $275.00
$275.00
$275.00 - $275.00
$275.00
Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 40 PSI
Shok Blok

Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 40 PSI

SB-FPV-40
in stock

$12.49 - $12.49
$12.49
$12.49 - $12.49
$12.49

Shokblok Filter protection valves are designed for high pressure installations to protect reverse Osmosis systems, water filtration systems, ice ma...

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$12.49 - $12.49
$12.49
$12.49 - $12.49
$12.49
Pro+Aqua Electronic Turbine Flow Meter Kit Fits Fleck 2510 5600 SE/SXT Control Valves - IFilters
PRO+AQUA

Pro+Aqua Electronic Turbine Flow Meter Kit Fits Fleck 2510 5600 SE/SXT Control Valves

P-60626
in stock

$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99

Pro+Aqua Electronic Turbine Flow Meter Complete Kit Fits Fleck 2510, 5600, SE/SXT Water Softener/Filter Control Valves

$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99
Pressure Regulator Protection Valve for RO & Filter Systems, 3/8" QC, 70 PSI - IFilters
Shok Blok

Pressure Regulator Protection Valve for RO & Filter Systems, 3/8" QC, 70 PSI

SB-FPV-70/38
in stock

$15.99 - $15.99
$15.99
$15.99 - $15.99
$15.99

Shokblok Filter protection valves are designed for high pressure installations to protect reverse Osmosis systems, water filtration systems, ice ma...

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$15.99 - $15.99
$15.99
$15.99 - $15.99
$15.99
Pro+Aqua Control Head Quick Connect Drain Elbow 1/2" for Softener Filtration System - IFilters
PRO+AQUA

Pro+Aqua Control Head Quick Connect Drain Elbow 1/2" for Softener Filtration System

P-56247
in stock

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99

Pro+Aqua Control Valve Head Quick Connect Drain Elbow 1/2" for Softener and Filtration System

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
Hydronix Auto Shut Off Valve 1/4" Quick Connection White - IFilters
Hydronix Auto Shut Off Valve 1/4" Quick Connection White - IFilters
Hydronix

Hydronix Auto Shut Off Valve 1/4" Quick Connection White

ASV-14QW
in stock
$7.83 - $7.83
$7.83
$7.83 - $7.83
$7.83

ASV Series Automatic Shut-off Valves are a key component in residential Reverse Osmosis systems. ASV Series Automatic Shut-off Valves are available...

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$7.83 - $7.83
$7.83
$7.83 - $7.83
$7.83
Hydrofit NSF 1/4" Inline Check Valve - IFilters
Hydrofit

Hydrofit NSF 1/4" Inline Check Valve

HDF-ICV04
in stock
$5.44 - $5.44
$5.44
$5.44 - $5.44
$5.44

The Hydrofit 1/4" Inline Check Valve is NSF to NSF/ANSI certified Hydrofit Quick Connect Fittings are designed to provide all the typical benefits ...

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$5.44 - $5.44
$5.44
$5.44 - $5.44
$5.44
Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 40 PSI
Shok Blok

Pressure Regulator Protection Valve for RO & Filter Systems, 60 PSI

SB-FPV-60
in stock
$12.49 - $12.49
$12.49
$12.49 - $12.49
$12.49

Shokblok Filter protection valves are designed for high pressure installations to protect reverse Osmosis systems, water filtration systems, ice ma...

View full details
$12.49 - $12.49
$12.49
$12.49 - $12.49
$12.49
Pro+Aqua 3/8" Brine Line Quick Connect Adapter - IFilters
PRO+AQUA

Pro+Aqua 3/8" Brine Line Quick Connect Adapter

P-13244
in stock
$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99

Pro+Aqua 3/8" Brine Line Quick Connect Adapter

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 70 PSI
Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 40 PSI
Shok Blok

Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 70 PSI

SB-FPV-70
in stock
$12.30 - $12.30
$12.30
$12.30 - $12.30
$12.30

Shokblok Filter protection valves are designed for high pressure installations to protect reverse Osmosis systems, water filtration systems, ice ma...

View full details
$12.30 - $12.30
$12.30
$12.30 - $12.30
$12.30
Reverse Osmosis (RO) Tank Ball Valve 1/4" Quick Connect x 1/4" Female NPT - IFilters
Hydrofit

Reverse Osmosis (RO) Tank Ball Valve 1/4" Quick Connect x 1/4" Female NPT

HDF-BVT0404
in stock
$6.20 - $6.20
$6.20
$6.20 - $6.20
$6.20

The HDF-BVT0404 HYDROFIT Quick Connect Fittings are designed to provide all the typical benefits and ease of use of a quick connect t fitting while...

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$6.20 - $6.20
$6.20
$6.20 - $6.20
$6.20
RO Leak Detector (Shut-Off Valve) - Reverse Osmosis Undersink Filtration System Water Leak Detector Safety Valve
FlowLok

RO Leak Detector (Shut-Off Valve) - Reverse Osmosis Undersink Filtration System Water Leak Detector Safety Valve

FLK-14
in stock
$16.00 - $16.00
$16.00
$16.00 - $16.00
$16.00

1/4 Reverse Osmosis Leak Detector (Shut-Off Valve) The Flowlok leak detector is an innovative device installed right below your water filtration s...

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$16.00 - $16.00
$16.00
$16.00 - $16.00
$16.00
Pro+Aqua 3/4" Plastic Bypass Valve for Water Softener/Filtration Systems - IFilters
Pro+Aqua 3/4" Plastic Bypass Valve for Water Softener/Filtration Systems - IFilters
PRO+AQUA

Pro+Aqua 3/4" Plastic Bypass Valve for Water Softener/Filtration Systems

P-60049
in stock
$58.99 - $58.99
$58.99
$58.99 - $58.99
$58.99

3/4"Plastic Bypass Valve for Pro+Aqua, Aquatrol, Fleck Control Heads 56 Series, 2510, 5600, 5600SXT, 9000, 9100

$58.99 - $58.99
$58.99
$58.99 - $58.99
$58.99
Pro+Aqua 3/4" Stainless Steel Bypass Valve for Water Softener/Filtration Systems - IFilters
Pro+Aqua 3/4" Stainless Steel Bypass Valve for Water Softener/Filtration Systems - IFilters
PRO+AQUA

Pro+Aqua 3/4" Stainless Steel Bypass Valve for Water Softener/Filtration Systems

P-60040SS
in stock
$55.98 - $55.98
$55.98
$55.98 - $55.98
$55.98

3/4" Stainless Steel Bypass Valve for Pro+Aqua, Aquatrol, Fleck Control Heads 56 Series, 2510, 5600, 5600SXT, 9000, 9100

$55.98 - $55.98
$55.98
$55.98 - $55.98
$55.98
Reverse Osmosis (RO) Tank Ball Valve 3/8" Quick Connect x 1/4" Female NPT - IFilters
Hydrofit

Reverse Osmosis (RO) Tank Ball Valve 3/8" Quick Connect x 1/4" Female NPT

HDF-BVT0604
in stock

$6.38 - $6.38
$6.38
$6.38 - $6.38
$6.38

The HDF-BVT0604 HYDROFIT™ Quick Connect Fittings are designed to provide all the typical benefits and ease of use of a quick connect t fitting whil...

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$6.38 - $6.38
$6.38
$6.38 - $6.38
$6.38
Pro+Aqua 1" Stainless Steel Bypass Valve for Water Softener/Filtration Systems - IFilters
Pro+Aqua 1" Stainless Steel Bypass Valve for Water Softener/Filtration Systems - IFilters
PRO+AQUA

Pro+Aqua 1" Stainless Steel Bypass Valve for Water Softener/Filtration Systems

P-60041SS
in stock

$55.98 - $55.98
$55.98
$55.98 - $55.98
$55.98

1" Stainless Steel Bypass Valve for Pro+Aqua, Aquatrol, Fleck Control Heads 56 Series, 2510, 5600, 5600SXT, 9000, 9100

$55.98 - $55.98
$55.98
$55.98 - $55.98
$55.98
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