Log In Log In  |  Checkout   |  186 item(s)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
2 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x MKP, Maintenance kit for K5150P K6150P AR150P
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x bulksf05, Koolermax Sediment Filter
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
3 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x bulk213, Inline Carbon Filter
1 x SC209, Specialty Filter Nitrate Removal Filter
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x MK420, Maintenance kit for RO565
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x FRQ420, Flow Restrictor 420ML / min
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x bulk201, Sediment Filter
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x bulkic21, Koolermax Inline Carbon Filter
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big
2 x 752, DC Booster Pump w/ Transformer
2 x Conversion Kit, Convert Aquarium to Drinking RO Water System
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x FRQ200, Flow Restrictor 200ML / min
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
4 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
2 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x FRQ300, Flow Restrictor 300ML / min
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 578, TDS Water Quality Meter tds-3
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x WSACF-150T, Whole House Water Treatment ACF-150T
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x 719, Drain Saddle Clamp / Valve
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 706, Membrane Filter Casing Housing Assembly
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
View Cart$11,455.80
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Specials Log InCreate Account Checkout  Shopping Cart186 item(s)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
2 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x MKP, Maintenance kit for K5150P K6150P AR150P
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x bulksf05, Koolermax Sediment Filter
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
3 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x bulk213, Inline Carbon Filter
1 x SC209, Specialty Filter Nitrate Removal Filter
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x MK420, Maintenance kit for RO565
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x FRQ420, Flow Restrictor 420ML / min
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x bulk201, Sediment Filter
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x bulkic21, Koolermax Inline Carbon Filter
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big
2 x 752, DC Booster Pump w/ Transformer
2 x Conversion Kit, Convert Aquarium to Drinking RO Water System
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x FRQ200, Flow Restrictor 200ML / min
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
4 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
2 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x FRQ300, Flow Restrictor 300ML / min
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 578, TDS Water Quality Meter tds-3
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x WSACF-150T, Whole House Water Treatment ACF-150T
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x 719, Drain Saddle Clamp / Valve
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 706, Membrane Filter Casing Housing Assembly
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
View Cart$11,455.80

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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