Log In Log In  |  Checkout   |  59 item(s)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 205, 2nd stage carbon block filter (replace every 12 months)
2 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x 706, Membrane Filter Casing Housing Assembly
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x *Discontinued* RO585A
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x *Discontinued* RO6ALK
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 565, Digital Pressure Gauge Tester Monitor
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 752, DC Booster Pump w/ Transformer
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x WS-150M, Whole House Water Softener
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x FRQ850, Flow Restrictor 850ML / min
2 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING

View Cart$5,475.00
Specials Log InCreate Account Checkout  Shopping Cart59 item(s)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 205, 2nd stage carbon block filter (replace every 12 months)
2 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x 706, Membrane Filter Casing Housing Assembly
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x *Discontinued* RO585A
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x *Discontinued* RO6ALK
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 565, Digital Pressure Gauge Tester Monitor
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 752, DC Booster Pump w/ Transformer
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x WS-150M, Whole House Water Softener
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x FRQ850, Flow Restrictor 850ML / min
2 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING

View Cart$5,475.00

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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