Log In Log In  |  Checkout   |  71 item(s)
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x FRQ200, Flow Restrictor 200ML / min
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x *Discontinued* RD150
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
2 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
2 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
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 578, TDS Water Quality Meter tds-3
1 x bulk205, Carbon Block Filter
1 x bulkic21, Koolermax Inline Carbon Filter
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250

View Cart$3,951.43
Specials Log InCreate Account Checkout  Shopping Cart71 item(s)
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x FRQ200, Flow Restrictor 200ML / min
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x *Discontinued* RD150
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
2 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
2 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
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 578, TDS Water Quality Meter tds-3
1 x bulk205, Carbon Block Filter
1 x bulkic21, Koolermax Inline Carbon Filter
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250

View Cart$3,951.43

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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