Log In Log In  |  Checkout   |  122 item(s)
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 578, TDS Water Quality Meter tds-3
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
5 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
2 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
4 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 741-14, Diverter Valve for Countertop Water Units
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x UU Clips Pair from Bracket to Membrane Filter
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
2 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x EMT-10, Empty Filter Cartridge Casing Housing
1 x *Discontinued* RD102
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x 752, DC Booster Pump w/ Transformer
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x FRQ420, Flow Restrictor 420ML / min
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000

View Cart$4,494.84
Specials Log InCreate Account Checkout  Shopping Cart122 item(s)
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 578, TDS Water Quality Meter tds-3
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
5 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
2 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
4 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 741-14, Diverter Valve for Countertop Water Units
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x UU Clips Pair from Bracket to Membrane Filter
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
2 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x EMT-10, Empty Filter Cartridge Casing Housing
1 x *Discontinued* RD102
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x 752, DC Booster Pump w/ Transformer
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x FRQ420, Flow Restrictor 420ML / min
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000

View Cart$4,494.84

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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