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2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x SET8855-300 Aquatec 5853 Booster Pump Assembly for 300GPD RO Sys
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H

View Cart$1,101.35
Specials Log InCreate Account Checkout  Shopping Cart27 item(s)
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x SET8855-300 Aquatec 5853 Booster Pump Assembly for 300GPD RO Sys
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H

View Cart$1,101.35

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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