Log In Log In  |  Checkout   |  31 item(s)
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x *Discontinued* RO585NTF
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x KT-103, Optional Manual Membrane Flush Valve
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x *Discontinued* RD106

View Cart$1,211.50
Specials Log InCreate Account Checkout  Shopping Cart31 item(s)
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x *Discontinued* RO585NTF
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x KT-103, Optional Manual Membrane Flush Valve
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x *Discontinued* RD106

View Cart$1,211.50

FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch [FPK-AUC0404]

$14.95

FPK, 6 pcs Fitting Pack Union Connector 1/4\" quarter inch

Quantity

 

Description

 

 

6

Union Connector, 1/4" to 1/4"

part# AUC 0404

 



 

 

* 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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