Log In Log In  |  Checkout   |  53 item(s)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x KT-103, Optional Manual Membrane Flush Valve
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 316, 2nd stage CTA 16 US Membrane filter
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x *Discontinued* RO585NTF
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x *Discontinued* RO6ALK
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x 578, TDS Water Quality Meter tds-3
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
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 CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)

View Cart$2,864.45
Specials Log InCreate Account Checkout  Shopping Cart53 item(s)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x KT-103, Optional Manual Membrane Flush Valve
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 316, 2nd stage CTA 16 US Membrane filter
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x *Discontinued* RO585NTF
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x *Discontinued* RO6ALK
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x 578, TDS Water Quality Meter tds-3
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
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 CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)

View Cart$2,864.45

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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