Log In Log In  |  Checkout   |  122 item(s)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 578, TDS Water Quality Meter tds-3
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x 550, Standard Chrome Steel Faucet with Spigot for Water Filter,
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x Special Filter Kit Koolermax dealer distribution kit
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x N-14-1M, Nipple Fitting connector between standard RO housing
2 x 201, 1st stage sediment filter (replace every 6-12 months)
2 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 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
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 SC209, Specialty Filter Nitrate Removal Filter
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x 565, Digital Pressure Gauge Tester Monitor
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter

View Cart$3,949.52
Specials Log InCreate Account Checkout  Shopping Cart122 item(s)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 578, TDS Water Quality Meter tds-3
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x 550, Standard Chrome Steel Faucet with Spigot for Water Filter,
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x Special Filter Kit Koolermax dealer distribution kit
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x N-14-1M, Nipple Fitting connector between standard RO housing
2 x 201, 1st stage sediment filter (replace every 6-12 months)
2 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 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
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 SC209, Specialty Filter Nitrate Removal Filter
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x 565, Digital Pressure Gauge Tester Monitor
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter

View Cart$3,949.52

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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