Log In Log In  |  Checkout   |  53 item(s)
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 720, Feed Water Adapter with Needle Valve
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201

View Cart$2,940.44
Specials Log InCreate Account Checkout  Shopping Cart53 item(s)
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 720, Feed Water Adapter with Needle Valve
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201

View Cart$2,940.44

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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