Log In Log In  |  Checkout   |  141 item(s)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 719, Drain Saddle Clamp / Valve
1 x 723, Feed Water Adapter with Ball Valve
1 x EMT-10, Empty Filter Cartridge Casing Housing
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 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
3 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
2 x 578, TDS Water Quality Meter tds-3
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 720, Feed Water Adapter with Needle Valve
1 x 752, DC Booster Pump w/ Transformer
1 x HK120-P-TK for USA 110V / 60Hz
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
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"
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x FRQ850, Flow Restrictor 850ML / min
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x *Discontinued* RO155C
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 706, Membrane Filter Casing Housing Assembly
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer

View Cart$5,291.97
Specials Log InCreate Account Checkout  Shopping Cart141 item(s)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 719, Drain Saddle Clamp / Valve
1 x 723, Feed Water Adapter with Ball Valve
1 x EMT-10, Empty Filter Cartridge Casing Housing
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 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
3 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
2 x 578, TDS Water Quality Meter tds-3
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 720, Feed Water Adapter with Needle Valve
1 x 752, DC Booster Pump w/ Transformer
1 x HK120-P-TK for USA 110V / 60Hz
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
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"
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x FRQ850, Flow Restrictor 850ML / min
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x *Discontinued* RO155C
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 706, Membrane Filter Casing Housing Assembly
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer

View Cart$5,291.97

AHUC, Inline Ball Hand Valve Union Connector OD Tubing [AHUC]

$5.00

AHUC, Inline Ball Hand Valve Union Connector OD Tubing



* AHUC, Inline Ball Valve or Hand Valve Union Connector

* Position "Close" to force the water to flow to long reach faucet directly

* Position "Open" to allow the water flow in/out the water tank

* Please choose size from the selection box below. Both numbers are tubing OD Outside Diameter (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 AHUC0404
* 3/8" Tube OD x 3/8" Tube OD AHUC0606
* 1/2" Tube OD x 1/2" Tube OD AHUC0707


* 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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