Log In Log In  |  Checkout   |  126 item(s)
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 6th Stage pn215 Refillable inline DI filter (color change)
2 x MKP, Maintenance kit for K5150P K6150P AR150P
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
4 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
7 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 310, 2nd stage CTA 10 US Membrane filter
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
5 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
6 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
4 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250

View Cart$4,002.94
Specials Log InCreate Account Checkout  Shopping Cart126 item(s)
3 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 6th Stage pn215 Refillable inline DI filter (color change)
2 x MKP, Maintenance kit for K5150P K6150P AR150P
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
4 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
7 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 310, 2nd stage CTA 10 US Membrane filter
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
5 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
6 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
4 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250

View Cart$4,002.94

AUC Union Connector OD Quick Connect QC Fitting [AUC]

$3.00

AUC Union Connector OD Quick Connect QC Fitting



* AUC, Union Connector, Quick Connect type

* 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 AUC0404
* 3/8" Tube OD x 1/4" Tube OD AUC0604
* 3/8" Tube OD x 3/8" Tube OD AUC0606
* 1/2" Tube OD x 3/8" Tube OD AUC0706
* 1/2" Tube OD x 1/2" Tube OD AUC0707


* 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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