Log In Log In  |  Checkout   |  31 item(s)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x *Discontinued* RO155
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
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 Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System

View Cart$1,356.50
Specials Log InCreate Account Checkout  Shopping Cart31 item(s)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x *Discontinued* RO155
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
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 Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System

View Cart$1,356.50

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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