Log In Log In  |  Checkout   |  60 item(s)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x *Discontinued* RO585ERP
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
2 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x *Discontinued* RO585
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x *Discontinued* RO585NTF
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
2 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x *Discontinued* RD102
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x *Discontinued* RO6ALK
1 x N-14-1M, Nipple Fitting connector between standard RO housing

View Cart$5,019.34
Specials Log InCreate Account Checkout  Shopping Cart60 item(s)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x *Discontinued* RO585ERP
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
2 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x *Discontinued* RO585
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x *Discontinued* RO585NTF
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
2 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x *Discontinued* RD102
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x *Discontinued* RO6ALK
1 x N-14-1M, Nipple Fitting connector between standard RO housing

View Cart$5,019.34

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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