Log In Log In  |  Checkout   |  93 item(s)
1 x 723, Feed Water Adapter with Ball Valve
1 x 578, TDS Water Quality Meter tds-3
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x 741-14, Diverter Valve for Countertop Water Units
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
2 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 706, Membrane Filter Casing Housing Assembly
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 565, Digital Pressure Gauge Tester Monitor
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x PE Tubing Tube Cutter
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x *Discontinued* RD102
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 720, Feed Water Adapter with Needle Valve
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 752, DC Booster Pump w/ Transformer
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter

View Cart$3,500.58
Specials Log InCreate Account Checkout  Shopping Cart93 item(s)
1 x 723, Feed Water Adapter with Ball Valve
1 x 578, TDS Water Quality Meter tds-3
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x 741-14, Diverter Valve for Countertop Water Units
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
2 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 706, Membrane Filter Casing Housing Assembly
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 565, Digital Pressure Gauge Tester Monitor
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x PE Tubing Tube Cutter
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x *Discontinued* RD102
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 720, Feed Water Adapter with Needle Valve
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 752, DC Booster Pump w/ Transformer
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter

View Cart$3,500.58

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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