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1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 741-14, Diverter Valve for Countertop Water Units
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x *Discontinued* RD102
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 720, Feed Water Adapter with Needle Valve
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 205, 5th stage final carbon filter
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x bulk818, DI resin refill bags Di-Ionization media
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO

View Cart$3,325.89
Specials Log InCreate Account Checkout  Shopping Cart70 item(s)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 741-14, Diverter Valve for Countertop Water Units
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x *Discontinued* RD102
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 720, Feed Water Adapter with Needle Valve
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 205, 5th stage final carbon filter
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x bulk818, DI resin refill bags Di-Ionization media
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO

View Cart$3,325.89

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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