Log In Log In  |  Checkout   |  62 item(s)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
2 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
2 x 7044-K Union Tee Connector Fitting Compression type 1/4"
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x *Discontinued* RO155C
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x EMT-10, Empty Filter Cartridge Casing Housing
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT

View Cart$3,114.90
Specials Log InCreate Account Checkout  Shopping Cart62 item(s)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
2 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
2 x 7044-K Union Tee Connector Fitting Compression type 1/4"
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x *Discontinued* RO155C
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x EMT-10, Empty Filter Cartridge Casing Housing
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT

View Cart$3,114.90

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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