Log In Log In  |  Checkout   |  82 item(s)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x *Discontinued* RD102
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 578, TDS Water Quality Meter tds-3
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 752, DC Booster Pump w/ Transformer
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x Special, Single Stage Housing Bracket Shell Connection Kit

View Cart$3,369.61
Specials Log InCreate Account Checkout  Shopping Cart82 item(s)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x *Discontinued* RD102
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 578, TDS Water Quality Meter tds-3
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 752, DC Booster Pump w/ Transformer
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x Special, Single Stage Housing Bracket Shell Connection Kit

View Cart$3,369.61

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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