Log In Log In  |  Checkout   |  107 item(s)
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x WS-150M, Whole House Water Softener
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x N-14-1M, Nipple Fitting connector between standard RO housing
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x FRQ850, Flow Restrictor 850ML / min
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x DB40, DI Resin Refill Bag for DI210, RD322
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x 752, DC Booster Pump w/ Transformer
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x *Discontinued* RO585
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x 706, Membrane Filter Casing Housing Assembly
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 719, Drain Saddle Clamp / Valve
1 x SC209, Specialty Filter Nitrate Removal Filter
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x FRQ200, Flow Restrictor 200ML / min
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
1 x FRQ420, Flow Restrictor 420ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120

View Cart$10,472.13
Specials Log InCreate Account Checkout  Shopping Cart107 item(s)
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x WS-150M, Whole House Water Softener
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x N-14-1M, Nipple Fitting connector between standard RO housing
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x FRQ850, Flow Restrictor 850ML / min
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x DB40, DI Resin Refill Bag for DI210, RD322
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x 752, DC Booster Pump w/ Transformer
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x *Discontinued* RO585
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x 706, Membrane Filter Casing Housing Assembly
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 719, Drain Saddle Clamp / Valve
1 x SC209, Specialty Filter Nitrate Removal Filter
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x FRQ200, Flow Restrictor 200ML / min
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
1 x FRQ420, Flow Restrictor 420ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120

View Cart$10,472.13

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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