Log In | Checkout | 49 item(s)

1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 720, Feed Water Adapter with Needle Valve
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
2 x 752, DC Booster Pump w/ Transformer
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x bulk818, DI resin refill bags Di-Ionization media
1 x bulksf05, Koolermax Sediment Filter
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
View Cart $2,902.18

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49 item(s)

1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x	225, 5th stage Inline Alkaline filter with clear case (annual)
1 x	741-38, Diverter Valve for RO DI Water Systems
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	6th Stage pn215 Refillable inline DI filter (color change)
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	720, Feed Water Adapter with Needle Valve
1 x	Special, Single Stage Housing Bracket Shell Connection Kit
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x	Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x	PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x	HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x	KT-103, Optional Manual Membrane Flush Valve
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
2 x	752, DC Booster Pump w/ Transformer
1 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x	bulk818, DI resin refill bags Di-Ionization media
1 x	bulksf05, Koolermax Sediment Filter
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	Optional: 564 Membrane Filter Housing Wrench Opener
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x	6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x	205, 2nd stage carbon block filter (replace every 12 months)
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x	O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x	NM-5102, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH

View Cart	$2,902.18

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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