Log In Log In  |  Checkout   |  53 item(s)
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x *Discontinued* RD106
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 752, DC Booster Pump w/ Transformer
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x *Discontinued* RD150
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet

View Cart$2,521.90
Specials Log InCreate Account Checkout  Shopping Cart53 item(s)
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x *Discontinued* RD106
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 752, DC Booster Pump w/ Transformer
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x *Discontinued* RD150
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet

View Cart$2,521.90

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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