Log In Log In  |  Checkout   |  45 item(s)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RO585ERP
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x .SW-1C COUNTERTOP WATER FILTER SYSTEM (CLEAR HOUSING)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x EMT-10, Empty Filter Cartridge Casing Housing

View Cart$2,503.68
Specials Log InCreate Account Checkout  Shopping Cart45 item(s)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 913, 5th stage inline carbon filter (every 12 months)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RO585ERP
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x .SW-1C COUNTERTOP WATER FILTER SYSTEM (CLEAR HOUSING)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x EMT-10, Empty Filter Cartridge Casing Housing

View Cart$2,503.68

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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