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4 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 5th Stage pn215 Refillable inline DI filter (color change)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
3 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x 6th Stage pn215 Refillable inline DI filter (color change)
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
3 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 913, 5th stage inline carbon filter (every 12 months)
2 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 316, 2nd stage CTA 16 US Membrane filter
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x *Discontinued* RO585A
2 x KT-103, Optional Manual Membrane Flush Valve
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 720, Feed Water Adapter with Needle Valve
1 x FRQ200, Flow Restrictor 200ML / min
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
2 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 578, TDS Water Quality Meter tds-3
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
2 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x UU Clips Pair from Bracket to Membrane Filter
1 x FRQ850, Flow Restrictor 850ML / min
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x *Discontinued* RO585ERP
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
2 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 741-14, Diverter Valve for Countertop Water Units
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer

View Cart$6,034.19
Specials Log InCreate Account Checkout  Shopping Cart142 item(s)
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 5th Stage pn215 Refillable inline DI filter (color change)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
3 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x 6th Stage pn215 Refillable inline DI filter (color change)
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
3 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 913, 5th stage inline carbon filter (every 12 months)
2 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 316, 2nd stage CTA 16 US Membrane filter
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x *Discontinued* RO585A
2 x KT-103, Optional Manual Membrane Flush Valve
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 720, Feed Water Adapter with Needle Valve
1 x FRQ200, Flow Restrictor 200ML / min
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
2 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
2 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 578, TDS Water Quality Meter tds-3
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
2 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x UU Clips Pair from Bracket to Membrane Filter
1 x FRQ850, Flow Restrictor 850ML / min
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x *Discontinued* RO585ERP
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
2 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 741-14, Diverter Valve for Countertop Water Units
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer

View Cart$6,034.19

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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