Log In Log In  |  Checkout   |  42 item(s)
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x *Discontinued* RO155C
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 719, Drain Saddle Clamp / Valve
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane

View Cart$1,729.95
Specials Log InCreate Account Checkout  Shopping Cart42 item(s)
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x *Discontinued* RO155C
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 719, Drain Saddle Clamp / Valve
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane

View Cart$1,729.95

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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