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2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
8 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
2 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 706, Membrane Filter Casing Housing Assembly
4 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
6 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 719, Drain Saddle Clamp / Valve
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x WS-150M, Whole House Water Softener
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x *Discontinued* RO6ALK
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x HK120-P-TK for USA 110V / 60Hz
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x *Discontinued* RO585A
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
2 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x FRQ550, Flow Restrictor 500 to 600ML / min
2 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x *Discontinued* RO585NTF
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x Special Filter Kit Koolermax dealer distribution kit
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi

View Cart$9,966.14
Specials Log InCreate Account Checkout  Shopping Cart131 item(s)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
8 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
2 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 706, Membrane Filter Casing Housing Assembly
4 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
6 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 719, Drain Saddle Clamp / Valve
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x WS-150M, Whole House Water Softener
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x *Discontinued* RO6ALK
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x HK120-P-TK for USA 110V / 60Hz
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x *Discontinued* RO585A
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
2 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x FRQ550, Flow Restrictor 500 to 600ML / min
2 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x *Discontinued* RO585NTF
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x Special Filter Kit Koolermax dealer distribution kit
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi

View Cart$9,966.14

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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