Log In | Checkout | 25 item(s)

1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x *Discontinued* RO585
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
View Cart $1,066.49

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25 item(s)

1 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x	B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	Discontinued RO585
1 x	SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x	Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x	TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x	1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting

View Cart	$1,066.49

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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