Log In Log In  |  Checkout   |  125 item(s)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x 752, DC Booster Pump w/ Transformer
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
4 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x bulk205, Carbon Block Filter
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
3 x Parts, Ro Water System Installation Parts Bag 1/4"
5 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x PE Tubing Tube Cutter
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x MKP, Maintenance kit for K5150P K6150P AR150P
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x 310, 2nd stage CTA 10 US Membrane filter
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
2 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x 741-14, Diverter Valve for Countertop Water Units
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x *Discontinued* RD102
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM

View Cart$5,573.93
Specials Log InCreate Account Checkout  Shopping Cart125 item(s)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x 752, DC Booster Pump w/ Transformer
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
4 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x bulk205, Carbon Block Filter
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
3 x Parts, Ro Water System Installation Parts Bag 1/4"
5 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x PE Tubing Tube Cutter
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x MKP, Maintenance kit for K5150P K6150P AR150P
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x 310, 2nd stage CTA 10 US Membrane filter
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
2 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x 741-14, Diverter Valve for Countertop Water Units
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x *Discontinued* RD102
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM

View Cart$5,573.93

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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