Log In Log In  |  Checkout   |  149 item(s)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
2 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
4 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x UU Clips Pair from Bracket to Membrane Filter
2 x KT-103, Optional Manual Membrane Flush Valve
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
5 x Optional: 564 Membrane Filter Housing Wrench Opener
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 201, 1st stage sediment filter (replace every 6-12 months)
5 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x SC209, Specialty Filter Nitrate Removal Filter
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x *Discontinued* RO6ALK
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
4 x 205, 3rd stage solid carbon block filter (replace every 12month)
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 706, Membrane Filter Casing Housing Assembly
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x *Discontinued* RO585NTF
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x *Discontinued* RO585A
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x Special, Single Stage Housing Bracket Shell Connection Kit
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
3 x 752, DC Booster Pump w/ Transformer
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x *Discontinued* RD106
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x *Discontinued* RO585ERP
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Special Filter Kit Koolermax dealer distribution kit
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x bulk201, Sediment Filter
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO

View Cart$7,476.42
Specials Log InCreate Account Checkout  Shopping Cart149 item(s)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
2 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
4 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
4 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x UU Clips Pair from Bracket to Membrane Filter
2 x KT-103, Optional Manual Membrane Flush Valve
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
5 x Optional: 564 Membrane Filter Housing Wrench Opener
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 201, 1st stage sediment filter (replace every 6-12 months)
5 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x SC209, Specialty Filter Nitrate Removal Filter
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x *Discontinued* RO6ALK
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
4 x 205, 3rd stage solid carbon block filter (replace every 12month)
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 706, Membrane Filter Casing Housing Assembly
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x *Discontinued* RO585NTF
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x *Discontinued* RO585A
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x Special, Single Stage Housing Bracket Shell Connection Kit
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
3 x 752, DC Booster Pump w/ Transformer
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x *Discontinued* RD106
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x *Discontinued* RO585ERP
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Special Filter Kit Koolermax dealer distribution kit
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x bulk201, Sediment Filter
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO

View Cart$7,476.42

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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