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2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x HK120-P-TK for USA 110V / 60Hz
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 550, Standard Chrome Steel Faucet with Spigot for Water Filter,
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134

View Cart$1,302.20
Specials Log InCreate Account Checkout  Shopping Cart37 item(s)
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x HK120-P-TK for USA 110V / 60Hz
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 550, Standard Chrome Steel Faucet with Spigot for Water Filter,
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134

View Cart$1,302.20

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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