Log In Log In  |  Checkout   |  53 item(s)
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Special Filter Kit Koolermax dealer distribution kit
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 723, Feed Water Adapter with Ball Valve
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)

View Cart$2,094.08
Specials Log InCreate Account Checkout  Shopping Cart53 item(s)
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Special Filter Kit Koolermax dealer distribution kit
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 723, Feed Water Adapter with Ball Valve
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)

View Cart$2,094.08

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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