Log In | Checkout | 47 item(s)

2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
2 x Optional: 564 Membrane Filter Housing Wrench Opener
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x *Discontinued* RO155C
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x *Discontinued* RO155
2 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 720, Feed Water Adapter with Needle Valve
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x WS-150M, Whole House Water Softener
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
View Cart $5,687.94

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47 item(s)

2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
3 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x	213, 4th stage inline carbon filter (replace every 12 months)
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	Discontinued RO155C
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	Discontinued RO155
2 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x	SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x	O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x	HK120-P-TK-220V for EURO 220V / 50Hz
1 x	720, Feed Water Adapter with Needle Valve
1 x	WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	WS-150M, Whole House Water Softener
1 x	SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x	KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x	741-38, Diverter Valve for RO DI Water Systems
1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	.K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x	.AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x	PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x	.K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)

View Cart	$5,687.94

FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch [FPK-AUC0604]

$16.00

Quantity

Description

Union Connector, 3/8" to 1/4"

part# AUC 0604

* 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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