Log In Log In  |  Checkout   |  62 item(s)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
2 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
2 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 706, Membrane Filter Casing Housing Assembly
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 752, DC Booster Pump w/ Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 720, Feed Water Adapter with Needle Valve
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
5 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x MK420, Maintenance kit for RO565
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x *Discontinued* RO585
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
View Cart$5,067.37
Home
Specials Log InCreate Account Checkout  Shopping Cart62 item(s)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
2 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
2 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
1 x ERP500 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 706, Membrane Filter Casing Housing Assembly
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP for 68
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 752, DC Booster Pump w/ Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 720, Feed Water Adapter with Needle Valve
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
5 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x MK420, Maintenance kit for RO565
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x *Discontinued* RO585
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
View Cart$5,067.37

FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch [FPK-AUC0706]

$19.95

FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch

Quantity

 

Description

 

 

6

Union Connector, 1/2" to 3/8"

part# AUC 0706

 



 

 

* 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. 

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