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7 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 706, Membrane Filter Casing Housing Assembly
4 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
5 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
4 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x FRQ300, Flow Restrictor 300ML / min
2 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x EMT-10, Empty Filter Cartridge Casing Housing
4 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x 719, Drain Saddle Clamp / Valve
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
2 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 723, Feed Water Adapter with Ball Valve
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x FRQ850, Flow Restrictor 850ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x *Discontinued* RO6ALK
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 752, DC Booster Pump w/ Transformer

View Cart$6,491.58
Specials Log InCreate Account Checkout  Shopping Cart138 item(s)
7 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 706, Membrane Filter Casing Housing Assembly
4 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
5 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
2 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
4 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x FRQ300, Flow Restrictor 300ML / min
2 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x EMT-10, Empty Filter Cartridge Casing Housing
4 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x 719, Drain Saddle Clamp / Valve
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
2 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x WH-5, Whole House Water Treatment Sediment Filter System 10" Big
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 723, Feed Water Adapter with Ball Valve
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x FRQ850, Flow Restrictor 850ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x *Discontinued* RO6ALK
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 752, DC Booster Pump w/ Transformer

View Cart$6,491.58

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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