Log In Log In  |  Checkout   |  70 item(s)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
2 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x *Discontinued* RD106
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x *Discontinued* RO155C
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 578, TDS Water Quality Meter tds-3
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT

View Cart$3,440.90
Specials Log InCreate Account Checkout  Shopping Cart70 item(s)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
2 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x *Discontinued* RD106
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x *Discontinued* RO155C
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 578, TDS Water Quality Meter tds-3
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT

View Cart$3,440.90

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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