Log In | Checkout | 53 item(s)

1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
2 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x KT-103, Optional Manual Membrane Flush Valve
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x 201, 1st stage sediment filter (replace every 6-12 months)
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 K6ALK
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
2 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x EMT-10, Empty Filter Cartridge Casing Housing
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x FRQ300, Flow Restrictor 300ML / min
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FRQ200, Flow Restrictor 200ML / min
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 706, Membrane Filter Casing Housing Assembly
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
View Cart $2,200.94

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53 item(s)

1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x	PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x	B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
2 x	PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x	KT-103, Optional Manual Membrane Flush Valve
1 x	KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x	201, 1st stage sediment filter (replace every 6-12 months)
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 K6ALK
1 x	Special, Single Stage Housing Bracket Shell Connection Kit
1 x	Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x	718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
2 x	709, Automatic Shut Off Valve 4-way Four Way Valve
1 x	O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	EMT-10, Empty Filter Cartridge Casing Housing
2 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
1 x	BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x	FRQ300, Flow Restrictor 300ML / min
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x	SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x	AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	FRQ200, Flow Restrictor 200ML / min
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	706, Membrane Filter Casing Housing Assembly
1 x	.AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G

View Cart	$2,200.94

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

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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