Log In Log In  |  Checkout   |  73 item(s)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 741-38, Diverter Valve for RO DI Water Systems
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FRQ850, Flow Restrictor 850ML / min
1 x FRQ420, Flow Restrictor 420ML / min
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FRQ200, Flow Restrictor 200ML / min
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 719, Drain Saddle Clamp / Valve
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
1 x *Discontinued* RD106
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 723, Feed Water Adapter with Ball Valve
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x *Discontinued* RD102
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FRQ300, Flow Restrictor 300ML / min
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 720, Feed Water Adapter with Needle Valve
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)

View Cart$3,215.90
Specials Log InCreate Account Checkout  Shopping Cart73 item(s)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 741-38, Diverter Valve for RO DI Water Systems
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FRQ850, Flow Restrictor 850ML / min
1 x FRQ420, Flow Restrictor 420ML / min
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FRQ200, Flow Restrictor 200ML / min
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 719, Drain Saddle Clamp / Valve
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
1 x *Discontinued* RD106
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 723, Feed Water Adapter with Ball Valve
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x *Discontinued* RD102
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FRQ300, Flow Restrictor 300ML / min
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 720, Feed Water Adapter with Needle Valve
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)

View Cart$3,215.90

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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