Log In Log In  |  Checkout   |  66 item(s)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x Special Filter Kit Koolermax dealer distribution kit
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 719, Drain Saddle Clamp / Valve
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
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 741-14, Diverter Valve for Countertop Water Units
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x 752, DC Booster Pump w/ Transformer
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT

View Cart$2,824.36
Specials Log InCreate Account Checkout  Shopping Cart66 item(s)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x Special Filter Kit Koolermax dealer distribution kit
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 719, Drain Saddle Clamp / Valve
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
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 741-14, Diverter Valve for Countertop Water Units
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x 752, DC Booster Pump w/ Transformer
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT

View Cart$2,824.36

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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