Log In Log In  |  Checkout   |  63 item(s)
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FRQ300, Flow Restrictor 300ML / min
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x *Discontinued* RO585NTF
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x *Discontinued* RO6ALK
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x FRQ200, Flow Restrictor 200ML / min
1 x *Discontinued* RO585ERP
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x FRQ420, Flow Restrictor 420ML / min
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x KT-103, Optional Manual Membrane Flush Valve
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G

View Cart$4,035.64
Specials Log InCreate Account Checkout  Shopping Cart63 item(s)
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FRQ300, Flow Restrictor 300ML / min
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x *Discontinued* RO585NTF
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x *Discontinued* RO6ALK
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x FRQ200, Flow Restrictor 200ML / min
1 x *Discontinued* RO585ERP
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x FRQ420, Flow Restrictor 420ML / min
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x KT-103, Optional Manual Membrane Flush Valve
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G

View Cart$4,035.64

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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