Log In Log In  |  Checkout   |  38 item(s)
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x *Discontinued* RO585NTF
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x *Discontinued* RD150
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x *Discontinued* RO585ERP
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224

View Cart$3,025.95
Specials Log InCreate Account Checkout  Shopping Cart38 item(s)
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x *Discontinued* RO585NTF
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x *Discontinued* RD150
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x *Discontinued* RO585ERP
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224

View Cart$3,025.95

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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