Log In Log In  |  Checkout   |  117 item(s)
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 720, Feed Water Adapter with Needle Valve
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x FRQ300, Flow Restrictor 300ML / min
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 706, Membrane Filter Casing Housing Assembly
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x FRQ200, Flow Restrictor 200ML / min
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
2 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
2 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
2 x 741-14, Diverter Valve for Countertop Water Units
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x 723, Feed Water Adapter with Ball Valve
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
2 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x WS-150M, Whole House Water Softener
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FRQ420, Flow Restrictor 420ML / min
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 719, Drain Saddle Clamp / Valve
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 752, DC Booster Pump w/ Transformer
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1

View Cart$6,827.89
Specials Log InCreate Account Checkout  Shopping Cart117 item(s)
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 720, Feed Water Adapter with Needle Valve
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x FRQ300, Flow Restrictor 300ML / min
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 706, Membrane Filter Casing Housing Assembly
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x FRQ200, Flow Restrictor 200ML / min
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
2 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
2 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
2 x 741-14, Diverter Valve for Countertop Water Units
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x 723, Feed Water Adapter with Ball Valve
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
2 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x WS-150M, Whole House Water Softener
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FRQ420, Flow Restrictor 420ML / min
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 719, Drain Saddle Clamp / Valve
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 752, DC Booster Pump w/ Transformer
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1

View Cart$6,827.89

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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