Log In Log In  |  Checkout   |  140 item(s)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x *Discontinued* RO6ALK
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x 201, 1st stage sediment filter (replace every 6-12 months)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
2 x 565, Digital Pressure Gauge Tester Monitor
1 x bulkc10, Koolermax Carbon Block Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
4 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
3 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 578, TDS Water Quality Meter tds-3
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
2 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 723, Feed Water Adapter with Ball Valve
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 752, DC Booster Pump w/ Transformer
1 x MK420, Maintenance kit for RO565
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x UU Clips Pair from Bracket to Membrane Filter
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
2 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 719, Drain Saddle Clamp / Valve
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x *Discontinued* RD106
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x bulkic21, Koolermax Inline Carbon Filter
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150

View Cart$10,214.87
Specials Log InCreate Account Checkout  Shopping Cart140 item(s)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x *Discontinued* RO6ALK
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x 201, 1st stage sediment filter (replace every 6-12 months)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
2 x 565, Digital Pressure Gauge Tester Monitor
1 x bulkc10, Koolermax Carbon Block Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
4 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
3 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 578, TDS Water Quality Meter tds-3
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
2 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 723, Feed Water Adapter with Ball Valve
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 752, DC Booster Pump w/ Transformer
1 x MK420, Maintenance kit for RO565
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x UU Clips Pair from Bracket to Membrane Filter
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
2 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 719, Drain Saddle Clamp / Valve
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x *Discontinued* RD106
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x bulkic21, Koolermax Inline Carbon Filter
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150

View Cart$10,214.87

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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