Skip to content

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!

Filters

$
$
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
Hydrofit NSF 3/8" Inline Check Valve - IFilters
Hydrofit

Hydrofit NSF 3/8" Inline Check Valve

HDF-ICV06
in stock
$5.44 - $5.44
$5.44
$5.44 - $5.44
$5.44

The Hydrofit 3/8" Inline Check Valve is NSF to NSF/ANSI certified Hydrofit Quick Connect Fittings are designed to provide all the typical benefits ...

View full details
$5.44 - $5.44
$5.44
$5.44 - $5.44
$5.44
FLOWLOK Safety Kit – Undersink RO Filtration System Water Leak Detector Safety Valve Kit with Tray
FlowLok

FLOWLOK Safety Kit – Undersink RO Filtration System Water Leak Detector Safety Valve Kit with Tray

FLK-KIT
in stock

$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99

FLOWLOK Safety Kit – Leak Protection for Water Filters (FLK-KIT 1/4" or FLK-KIT38 3/8") FLK-KIT | FLK KIT38 FLOWLOK Safety Kit – Ultimate Leak Prot...

View full details
$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99
1/4" Quick Connect Drain Saddle For RO Systems - IFilters
Hydronix

1/4" Quick Connect Drain Saddle For RO Systems

DS-14QC
in stock
$6.40 - $6.40
$6.40
$6.40 - $6.40
$6.40

1/4" Drain Saddle for use with Reverse Osmosis systems. Compatible with all standard RO systems using 1/4" tubing including US Water RO Systems, US...

View full details
$6.40 - $6.40
$6.40
$6.40 - $6.40
$6.40
Reverse Osmosis Membrane Flush Kit Valve For 50 GPD RO Systems, 1/4" QC Ports - IFilters
iFilters

Reverse Osmosis Membrane Flush Kit Valve For 50 GPD RO Systems, 1/4" QC Ports

RO-FLUSH-50
in stock
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50

Significantly enhance the life of your RO Membrane with the NSF iFilters Flush Valve. This flush valve provides a bypass to purge contaminates in t...

View full details
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50
Reverse Osmosis Membrane Flush Kit Valve For 100 GPD RO Systems, 1/4" QC Ports - IFilters
iFilters

Reverse Osmosis Membrane Flush Kit Valve For 100 GPD RO Systems, 1/4" QC Ports

RO-FLUSH-100
in stock
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50

Significantly enhance the life of your RO Membrane with the NSF iFilters Flush Valve. This flush valve provides a bypass to purge contaminates in t...

View full details
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50
Hydronix BSV-38110VW - Brass Solenoid Valve, 110V 50/60Hz, 3/8" FNPT (Normally Closed)
Hydronix

Hydronix BSV-38110VW Brass Solenoid Valve, Closed, 110V 50/60hz, 3/8" FNPT

BSV-38110VW
in stock

$74.42 - $74.42
$74.42
$74.42 - $74.42
$74.42

Hydronix BSV-38110VW - Brass Solenoid Valve, 110V 50/60Hz, 3/8" FNPT (Normally Closed) The Hydronix BSV-38110VW is a high-performance brass solenoi...

View full details
$74.42 - $74.42
$74.42
$74.42 - $74.42
$74.42
Pro+Aqua Digital Water Softener Valve for systems up to 48,000 grains (1.5 CuFt) 1" Ports - IFilters
PRO+AQUA

Pro+Aqua Digital Water Softener Valve for systems up to 48,000 grains (1.5 CuFt) 1" Ports

V-56DSM-48
in stock
$299.00 - $299.00
$299.00
$299.00 - $299.00
$299.00

Advanced digital valve for water softener systems up to 48,000 Grains or 1.5 CuFt of Media. This control valve features a meter-based counter for t...

View full details
$299.00 - $299.00
$299.00
$299.00 - $299.00
$299.00
HYDROFIT 1/4" Tube x 1/4" Tube Inline Ball Valve – HDF-BVI04 – Durable Shutoff Valve for Fluid Control - IFilters
Hydrofit

HYDROFIT 1/4" Tube x 1/4" Tube Inline Ball Valve – HDF-BVI04 – Durable Shutoff Valve for Fluid Control

HDF-BVI04
in stock
$7.16 - $7.16
$7.16
$7.16 - $7.16
$7.16

The Hydrofit 1/4" Tube x 1/4" Tube Inline Ball Valves are designed for ease of use. Hydrofit Quick Connect Fittings are designed to provide all the...

View full details
$7.16 - $7.16
$7.16
$7.16 - $7.16
$7.16
BV-1414-MC Brass Valve - IFilters
Hydronix

BV-1414-MC Brass Valve

BV-1414-MC
in stock
$5.75 - $5.75
$5.75
$5.75 - $5.75
$5.75

The Hydrofit Brass Ball Valve Straight is a 1/4" MPT x 1/4" Feed Water Valve

$5.75 - $5.75
$5.75
$5.75 - $5.75
$5.75
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, 125 PSI

SB-FPV-125
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
3/8" Quick Connect Drain Saddle For RO Systems - IFilters
Hydronix

3/8" Quick Connect Drain Saddle For RO Systems

DS-38QC
in stock
$6.40 - $6.40
$6.40
$6.40 - $6.40
$6.40

3/8" Drain Saddle for use with Reverse Osmosis systems. Compatible with all standard RO systems using 3/8" tubing including US Water RO Systems, US...

View full details
$6.40 - $6.40
$6.40
$6.40 - $6.40
$6.40
Reverse Osmosis RO Flush Kit Valve For Any Standard RO System, 1/4" QC Ports - IFilters
iFilters

Reverse Osmosis RO Flush Kit Valve For ANY Standard RO System, 1/4" QC Ports

RO-FLUSH
in stock

$9.50 - $9.50
$9.50
$9.50 - $9.50
$9.50

Significantly enhance the life of your RO Membrane with the NSF iFilters Flush Valve. This flush valve provides a bypass to purge contaminates in t...

View full details
$9.50 - $9.50
$9.50
$9.50 - $9.50
$9.50
Drinking Water Feed Adapter Valve 3/8 & 1/2 Inch Pipe Connection, 1/4" QC Hose - IFilters
Hydrofit

Drinking Water Feed Adapter Valve 3/8 & 1/2 Inch Pipe Connection, 1/4" QC Hose

HDF-ASVA-14
in stock
$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50

This Hydrofit feed water adapter valve is used to connect RO or other drinking water systems using 3/8" or 1/2" connections, the feed port to the s...

View full details
$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50
Pro+Aqua 3/4" Garden Hose Shut Off Valve, Heavy Duty Ball Valve Water Hose Fitting - IFilters
PRO+AQUA

Pro+Aqua 3/4" Garden Hose Shut Off Valve, Heavy Duty Ball Valve Water Hose Fitting

GHT-SOV
in stock
$15.99 - $15.99
$15.99
$15.99 - $15.99
$15.99

Pro+Aqua 3/4" Garden Hose Shut Off Valve, Heavy Duty Ball Valve Water Hose Fitting, Easy On/Off Ergonomic Design

$15.99 - $15.99
$15.99
$15.99 - $15.99
$15.99
Aquatrol AQT-MSV-1 Manual Water Softener Valve – 1" Ports, 2.5" Base
Aquatrol

Aquatrol AQT-MSV-1 Manual Water Softener Valve | 1" Ports & 2.5" Base | Easy Lever Control

AQT-MSV-1
in stock
$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99

Aquatrol AQT-MSV-1 Manual Water Softener Valve – 1" Ports, 2.5" Base The Aquatrol AQT-MSV-1 Manual Water Softener Valve is a high-quality, manually...

View full details
$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99
Brine Valve Assembly with 3/8" Quick Connect Port - IFilters
PRO+AQUA

Brine Valve Assembly with 3/8" Quick Connect Port

A-60084
in stock
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Brine Valve Assembly with 3/8" Quick Connect Line Port. Fits PRO+AQUA Softener and Filter Valves.

$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00
Pro+Aqua 3/4" Garden Hose Two Way Hose Splitter Y Valve, Easy On/Off Ergonomic Design - IFilters
PRO+AQUA

Pro+Aqua 3/4" Garden Hose Two Way Hose Splitter Y Valve, Easy On/Off Ergonomic Design

GHT-SOV-Y
in stock
$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99

Pro+Aqua Garden Hose Two Way Hose Splitter Y Valve, Heavy Duty Ball Valve Water Hose Fitting, Easy On/Off Ergonomic Design

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
Reverse Osmosis Membrane Flush Kit Valve For 75 GPD RO Systems, 1/4" QC Ports - IFilters
iFilters

Reverse Osmosis Membrane Flush Kit Valve For 75 GPD RO Systems, 1/4" QC Ports

RO-FLUSH-75
in stock
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50

Significantly enhance the life of your RO Membrane with the NSF iFilters Flush Valve. This flush valve provides a bypass to purge contaminates in t...

View full details
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50
Reverse Osmosis Membrane Flush Kit For 36 GPD RO System w/Restrictor 1/4" QC - IFilters
iFilters

Reverse Osmosis Membrane Flush Kit For 36 GPD RO System w/Restrictor 1/4" QC

RO-FLUSH-36
in stock
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50

Significantly enhance the life of your RO Membrane with the NSF iFilters Flush Valve. This flush valve provides a bypass to purge contaminates in t...

View full details
$10.50 - $10.50
$10.50
$10.50 - $10.50
$10.50
Hydronix BSV-34110V Brass Solenoid Valve – Normally Closed, 110V 50/60Hz, 3/4" FNPT
Hydronix

Hydronix BSV-34110V Brass Solenoid Valve, Closed, 110V 50/60hz, 3/4" FNPT

BSV-34110V
in stock
$139.00 - $139.00
$139.00
$139.00 - $139.00
$139.00

Hydronix BSV-34110V Brass Solenoid Valve – Normally Closed, 110V 50/60Hz, 3/4" FNPT The Hydronix BSV-34110V is a high-performance brass solenoid va...

View full details
$139.00 - $139.00
$139.00
$139.00 - $139.00
$139.00
WNV-2 Valve Adapter - IFilters
Hydronix

WNV-2 Valve Adapter

WNV-2
in stock
$3.24 - $3.24
$3.24
$3.24 - $3.24
$3.24

The Hydrofit WNV-2 Feed Water Valve Adapter measures 1/2"F x 1/2"M x 1/4"F

$3.24 - $3.24
$3.24
$3.24 - $3.24
$3.24
Autoship Popup
{"statementLink":"","footerHtml":"","hideMobile":false,"hideTrigger":false,"disableBgProcess":false,"language":"en","position":"right","leadColor":"#146ff8","triggerColor":"#146ff8","triggerRadius":"50%","triggerPositionX":"right","triggerPositionY":"bottom","triggerIcon":"people","triggerSize":"medium","triggerOffsetX":95,"triggerOffsetY":20,"mobile":{"triggerSize":"small","triggerPositionX":"right","triggerPositionY":"bottom","triggerOffsetX":90,"triggerOffsetY":10,"triggerRadius":"50%"}}