Log In Log In  |  Checkout   |  32 item(s)
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 719, Drain Saddle Clamp / Valve
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x bulk201, Sediment Filter
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 706, Membrane Filter Casing Housing Assembly
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
View Cart$1,776.38
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Specials Log InCreate Account Checkout  Shopping Cart32 item(s)
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 719, Drain Saddle Clamp / Valve
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x bulk201, Sediment Filter
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 706, Membrane Filter Casing Housing Assembly
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
View Cart$1,776.38

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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