Log In Log In  |  Checkout   |  188 item(s)
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
4 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
2 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
2 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
4 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
5 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x 723, Feed Water Adapter with Ball Valve
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x EMT-10, Empty Filter Cartridge Casing Housing
6 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
5 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
9 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
2 x 706, Membrane Filter Casing Housing Assembly
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x FRQ300, Flow Restrictor 300ML / min
1 x FRQ850, Flow Restrictor 850ML / min
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x 752, DC Booster Pump w/ Transformer
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 719, Drain Saddle Clamp / Valve
2 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
4 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 741-14, Diverter Valve for Countertop Water Units
3 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x 720, Feed Water Adapter with Needle Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 310, 2nd stage CTA 10 US Membrane filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane

View Cart$5,394.84
Specials Log InCreate Account Checkout  Shopping Cart188 item(s)
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
4 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
2 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
2 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
3 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
4 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
5 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
5 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x 723, Feed Water Adapter with Ball Valve
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x EMT-10, Empty Filter Cartridge Casing Housing
6 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
5 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
9 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
2 x 706, Membrane Filter Casing Housing Assembly
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x FRQ300, Flow Restrictor 300ML / min
1 x FRQ850, Flow Restrictor 850ML / min
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x 752, DC Booster Pump w/ Transformer
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 719, Drain Saddle Clamp / Valve
2 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
4 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 741-14, Diverter Valve for Countertop Water Units
3 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x 720, Feed Water Adapter with Needle Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 310, 2nd stage CTA 10 US Membrane filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane

View Cart$5,394.84

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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