Log In Log In  |  Checkout   |  147 item(s)
1 x 719, Drain Saddle Clamp / Valve
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
5 x 205, 3rd stage solid carbon block filter (replace every 12month)
3 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
2 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
2 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x *Discontinued* RO155C
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
2 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x 752, DC Booster Pump w/ Transformer
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 741-38, Diverter Valve for RO DI Water Systems
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x *Discontinued* RO585NTF
1 x 205, 5th stage final carbon filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x *Discontinued* RO585A
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
View Cart$6,328.39
Home
Specials Log InCreate Account Checkout  Shopping Cart147 item(s)
1 x 719, Drain Saddle Clamp / Valve
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
5 x 205, 3rd stage solid carbon block filter (replace every 12month)
3 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
2 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
6 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
2 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x *Discontinued* RO155C
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
2 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x 752, DC Booster Pump w/ Transformer
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 741-38, Diverter Valve for RO DI Water Systems
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x *Discontinued* RO585NTF
1 x 205, 5th stage final carbon filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x *Discontinued* RO585A
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
View Cart$6,328.39

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:

Reviews

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