Log In Log In  |  Checkout   |  127 item(s)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x WT-bac, Water Testing Kit, Bacteria Test
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
2 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x HK120-P-TK for USA 110V / 60Hz
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
4 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
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 B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x *Discontinued* RO155C
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK420, Maintenance kit for RO565
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x 752, DC Booster Pump w/ Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 578, TDS Water Quality Meter tds-3
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RO155
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
2 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x WS-150M, Whole House Water Softener
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 706, Membrane Filter Casing Housing Assembly
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 913, 5th stage inline carbon filter (every 12 months)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FRQ420, Flow Restrictor 420ML / min
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x FRQ300, Flow Restrictor 300ML / min

View Cart$7,364.34
Specials Log InCreate Account Checkout  Shopping Cart127 item(s)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x WT-bac, Water Testing Kit, Bacteria Test
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
2 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x HK120-P-TK for USA 110V / 60Hz
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
4 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
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 B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x *Discontinued* RO155C
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK420, Maintenance kit for RO565
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x 752, DC Booster Pump w/ Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 578, TDS Water Quality Meter tds-3
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RO155
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
2 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x WS-150M, Whole House Water Softener
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 706, Membrane Filter Casing Housing Assembly
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 913, 5th stage inline carbon filter (every 12 months)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FRQ420, Flow Restrictor 420ML / min
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x FRQ300, Flow Restrictor 300ML / min

View Cart$7,364.34

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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