Log In Log In  |  Checkout   |  41 item(s)
2 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x 719, Drain Saddle Clamp / Valve
1 x FRQ550, Flow Restrictor 500 to 600ML / min
2 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FRQ850, Flow Restrictor 850ML / min
2 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180

View Cart$1,078.60
Specials Log InCreate Account Checkout  Shopping Cart41 item(s)
2 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x 719, Drain Saddle Clamp / Valve
1 x FRQ550, Flow Restrictor 500 to 600ML / min
2 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FRQ850, Flow Restrictor 850ML / min
2 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180

View Cart$1,078.60

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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