Log In Log In  |  Checkout   |  71 item(s)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 578, TDS Water Quality Meter tds-3
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 752, DC Booster Pump w/ Transformer
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x EMT-10, Empty Filter Cartridge Casing Housing
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x WT-bac, Water Testing Kit, Bacteria Test
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x *Discontinued* RO6ALK
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x *Discontinued* RO585
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)

View Cart$3,128.88
Specials Log InCreate Account Checkout  Shopping Cart71 item(s)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 578, TDS Water Quality Meter tds-3
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 752, DC Booster Pump w/ Transformer
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x EMT-10, Empty Filter Cartridge Casing Housing
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x WT-bac, Water Testing Kit, Bacteria Test
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x *Discontinued* RO6ALK
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x *Discontinued* RO585
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)

View Cart$3,128.88

AEU, Elbow Union Connector OD Quick Connect QC Fitting [AEU]

$3.00

AEU, Elbow Union Connector OD Quick Connect QC Fitting



* AEU, Elbow Union Connector TUBE OD w/ QC Quick Connect Fitting

* Please choose size from the selection box below. Both numbers are tubing 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" Tube OD AEU0404
* 3/8" Tube OD x 1/4" Tube OD AEU0604
* 3/8" Tube OD x 3/8" Tube OD AEU0606
* 1/2" Tube OD x 1/4" Tube OD AEU0704
* 1/2" Tube OD x 3/8" Tube OD AEU0706
* 1/2" Tube OD x 1/2" Tube OD AEU0707


* 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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