Log In Log In  |  Checkout   |  145 item(s)
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 201, 1st stage sediment filter (replace every 6-12 months)
7 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
2 x KT-103, Optional Manual Membrane Flush Valve
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x MKP, Maintenance kit for K5150P K6150P AR150P
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 706, Membrane Filter Casing Housing Assembly
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 723, Feed Water Adapter with Ball Valve
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x FRQ850, Flow Restrictor 850ML / min
1 x *Discontinued* RD150
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
2 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x FRQ300, Flow Restrictor 300ML / min
1 x 741-14, Diverter Valve for Countertop Water Units
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 752, DC Booster Pump w/ Transformer
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 720, Feed Water Adapter with Needle Valve
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x MK420, Maintenance kit for RO565

View Cart$6,223.73
Specials Log InCreate Account Checkout  Shopping Cart145 item(s)
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 201, 1st stage sediment filter (replace every 6-12 months)
7 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
2 x KT-103, Optional Manual Membrane Flush Valve
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x MKP, Maintenance kit for K5150P K6150P AR150P
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 706, Membrane Filter Casing Housing Assembly
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 723, Feed Water Adapter with Ball Valve
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x FRQ850, Flow Restrictor 850ML / min
1 x *Discontinued* RD150
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
2 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x FRQ300, Flow Restrictor 300ML / min
1 x 741-14, Diverter Valve for Countertop Water Units
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 752, DC Booster Pump w/ Transformer
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 720, Feed Water Adapter with Needle Valve
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x MK420, Maintenance kit for RO565

View Cart$6,223.73

AUC Union Connector OD Quick Connect QC Fitting [AUC]

$3.00

AUC Union Connector OD Quick Connect QC Fitting



* AUC, Union Connector, Quick Connect type

* 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 AUC0404
* 3/8" Tube OD x 1/4" Tube OD AUC0604
* 3/8" Tube OD x 3/8" Tube OD AUC0606
* 1/2" Tube OD x 3/8" Tube OD AUC0706
* 1/2" Tube OD x 1/2" Tube OD AUC0707


* 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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