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2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 6th Stage pn215 Refillable inline DI filter (color change)
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x UU Clips Pair from Bracket to Membrane Filter
1 x PE Tubing Tube Cutter
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x *Discontinued* RD150
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 752, DC Booster Pump w/ Transformer
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x 741-14, Diverter Valve for Countertop Water Units
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
2 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x *Discontinued* RD106
1 x 578, TDS Water Quality Meter tds-3
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x *Discontinued* RD102
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 706, Membrane Filter Casing Housing Assembly
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter

View Cart$5,295.89
Specials Log InCreate Account Checkout  Shopping Cart124 item(s)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 6th Stage pn215 Refillable inline DI filter (color change)
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x UU Clips Pair from Bracket to Membrane Filter
1 x PE Tubing Tube Cutter
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x *Discontinued* RD150
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 752, DC Booster Pump w/ Transformer
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x 741-14, Diverter Valve for Countertop Water Units
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
2 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x *Discontinued* RD106
1 x 578, TDS Water Quality Meter tds-3
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x *Discontinued* RD102
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 706, Membrane Filter Casing Housing Assembly
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter

View Cart$5,295.89

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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