Log In Log In  |  Checkout   |  180 item(s)
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x bulk818, DI resin refill bags Di-Ionization media
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Parts, Ro Water System Installation Parts Bag 1/4"
4 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
9 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x WS-150M, Whole House Water Softener
1 x FRQ550, Flow Restrictor 500 to 600ML / min
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
5 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
2 x Special, Single Stage Housing Bracket Shell Connection Kit
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 719, Drain Saddle Clamp / Valve
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 723, Feed Water Adapter with Ball Valve
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x bulk213, Inline Carbon Filter
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
2 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x 706, Membrane Filter Casing Housing Assembly
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
2 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x bulk201, Sediment Filter
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x bulk205, Carbon Block Filter
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
4 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
2 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x *Discontinued* RO585ERP
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x FRQ200, Flow Restrictor 200ML / min
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag

View Cart$13,620.79
Specials Log InCreate Account Checkout  Shopping Cart180 item(s)
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x bulk818, DI resin refill bags Di-Ionization media
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Parts, Ro Water System Installation Parts Bag 1/4"
4 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
9 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x WS-150M, Whole House Water Softener
1 x FRQ550, Flow Restrictor 500 to 600ML / min
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
5 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
2 x Special, Single Stage Housing Bracket Shell Connection Kit
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 719, Drain Saddle Clamp / Valve
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 723, Feed Water Adapter with Ball Valve
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x bulk213, Inline Carbon Filter
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
2 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x 706, Membrane Filter Casing Housing Assembly
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
2 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x bulk201, Sediment Filter
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x bulk205, Carbon Block Filter
1 x WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
4 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
2 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x *Discontinued* RO585ERP
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x FRQ200, Flow Restrictor 200ML / min
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag

View Cart$13,620.79

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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