Log In Log In  |  Checkout   |  200 item(s)
7 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 720, Feed Water Adapter with Needle Valve
2 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
5 x 201, 1st stage sediment filter (replace every 6-12 months)
9 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
7 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
4 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x 752, DC Booster Pump w/ Transformer
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
4 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
5 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 719, Drain Saddle Clamp / Valve
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 205, 5th stage final carbon filter
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
2 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
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 AR125
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x SC209, Specialty Filter Nitrate Removal Filter
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
View Cart$7,296.38
Home
Specials Log InCreate Account Checkout  Shopping Cart200 item(s)
7 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 720, Feed Water Adapter with Needle Valve
2 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
5 x 201, 1st stage sediment filter (replace every 6-12 months)
9 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
7 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
4 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x 752, DC Booster Pump w/ Transformer
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
4 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
5 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 719, Drain Saddle Clamp / Valve
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 205, 5th stage final carbon filter
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
2 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
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 AR125
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x SC209, Specialty Filter Nitrate Removal Filter
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
View Cart$7,296.38

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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