Log In Log In  |  Checkout   |  36 item(s)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x *Discontinued* RD106
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 565, Digital Pressure Gauge Tester Monitor
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x PE Tubing Tube Cutter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
2 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)

View Cart$1,761.90
Specials Log InCreate Account Checkout  Shopping Cart36 item(s)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x *Discontinued* RD106
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 565, Digital Pressure Gauge Tester Monitor
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x PE Tubing Tube Cutter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
2 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)

View Cart$1,761.90

ACHV, Check Valve Inline Type [ACHV]

$9.00

ACHV, Check Valve Inline Type



* ACHV, Check Valve Inline Type

* Please choose size from the selection box below. Both numbers are tubing OD Outside Diameter. First number is Tube in and second number is Tube out. (Pipe sizes can be confusing even for the experienced user. Pipe size is not the actual outside or inside diameter of the pipe but is the industry accepted designation. If you have any question please email us first.)
* 1/4" Tube OD x 1/4" Tube OD ACHV0404
* 3/8" Tube OD x 3/8" Tube OD ACHV0606
* 1/2" Tube OD x 1/2" Tube OD ACHV0707


* Water & foods use: Products are manufactured from safe, non-toxic materials meeting the requirements of the US FDA, ERAS, ANSI/NSF-51,61, and SK Zert. Our products are widely used in water purification, food/beverage, and pneumatic systems.

* Function & Quality: Provides quick and convenient assembly-saving time & expense.

* Collet Design: Our unique oval collet design is superior and more practical, and is an improvement welcomed by our world wide customers in all industries.

* Additional Applications: Beyond water and food use, fittings can be used with air, gases, vacuum, & liquids. All connections can be assembled & disassembled repeatedly. A broad range of sizes covers a broad scope of applications.

* We carry different fittings in variation of sizes: 1/4", 3/8", or 1/2" adapters, connectors, fittings, or valves.  Most are not listed online, to avoid confusion to majority of RO system customers.  

* Send us a message with specification, intended application, and image of your setup or old fitting  to check if we have what you need. 

Available Options:

Size Combination:

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