Log In Log In  |  Checkout   |  60 item(s)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
2 x EMT-10, Empty Filter Cartridge Casing Housing
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x KT-103, Optional Manual Membrane Flush Valve
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 706, Membrane Filter Casing Housing Assembly
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 752, DC Booster Pump w/ Transformer
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System

View Cart$2,213.25
Specials Log InCreate Account Checkout  Shopping Cart60 item(s)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
2 x EMT-10, Empty Filter Cartridge Casing Housing
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x KT-103, Optional Manual Membrane Flush Valve
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 706, Membrane Filter Casing Housing Assembly
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 752, DC Booster Pump w/ Transformer
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System

View Cart$2,213.25

ATEU, Tube Elbow Union Connector Fitting Tube OD Stem OD [ATEU]

$3.00

ATEU, Tube Elbow Union Connector Fitting Tube OD Stem OD



* ATEU, Tube Elbow Union Fitting Tube OD - Stem OD

* Please choose size from the selection box below. First number is tubing OD and second number is Stem 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" Stem OD ATEU0404
* 1/4" Tube OD x 3/8" Stem OD ATEU0406
* 3/8" Tube OD x 3/8" Stem OD ATEU0606
* 3/8" Tube OD x 1/2" Stem OD ATEU0607
* 1/2" Tube OD x 1/2" Stem OD ATEU0707


* 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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