Log In Log In  |  Checkout   |  67 item(s)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
4 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 741-38, Diverter Valve for RO DI Water Systems
2 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 752, DC Booster Pump w/ Transformer
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe

View Cart$2,530.45
Specials Log InCreate Account Checkout  Shopping Cart67 item(s)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
4 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 741-38, Diverter Valve for RO DI Water Systems
2 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 752, DC Booster Pump w/ Transformer
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe

View Cart$2,530.45

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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