Log In Log In  |  Checkout   |  149 item(s)
5 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x *Discontinued* RO155
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
7 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 214, Clear Inline Filter Cartridge Empty Case
4 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
4 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
4 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
3 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 706, Membrane Filter Casing Housing Assembly
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
4 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
8 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
4 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
2 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x *Discontinued* RO155C
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x HK120-P-TK for USA 110V / 60Hz
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 752, DC Booster Pump w/ Transformer
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT

View Cart$6,551.48
Specials Log InCreate Account Checkout  Shopping Cart149 item(s)
5 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x *Discontinued* RO155
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
7 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 214, Clear Inline Filter Cartridge Empty Case
4 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
4 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
4 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
3 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 706, Membrane Filter Casing Housing Assembly
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
4 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
8 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
4 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
2 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x *Discontinued* RO155C
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x HK120-P-TK for USA 110V / 60Hz
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 752, DC Booster Pump w/ Transformer
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT

View Cart$6,551.48

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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