Log In Log In  |  Checkout   |  42 item(s)
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RD150
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 752, DC Booster Pump w/ Transformer
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT

View Cart$2,652.99
Specials Log InCreate Account Checkout  Shopping Cart42 item(s)
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RD150
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 752, DC Booster Pump w/ Transformer
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT

View Cart$2,652.99

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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