Log In Log In  |  Checkout   |  47 item(s)
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 578, TDS Water Quality Meter tds-3
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x PE Tubing Tube Cutter
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x KT-103, Optional Manual Membrane Flush Valve
2 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x FRQ200, Flow Restrictor 200ML / min
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x MK420, Maintenance kit for RO565
1 x SET8855-300 Aquatec 5853 Booster Pump Assembly for 300GPD RO Sys
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big

View Cart$1,780.45
Specials Log InCreate Account Checkout  Shopping Cart47 item(s)
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 578, TDS Water Quality Meter tds-3
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x PE Tubing Tube Cutter
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x KT-103, Optional Manual Membrane Flush Valve
2 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x FRQ200, Flow Restrictor 200ML / min
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x MK420, Maintenance kit for RO565
1 x SET8855-300 Aquatec 5853 Booster Pump Assembly for 300GPD RO Sys
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big

View Cart$1,780.45

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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