Log In | Checkout | 44 item(s)

1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x *Discontinued* RD150
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x *Discontinued* RD102
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x WS-150M, Whole House Water Softener
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
View Cart $4,888.44

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44 item(s)

1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x	225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x	PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	.AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x	SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x	Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x	288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x	TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x	Discontinued RD150
1 x	SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x	.SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x	SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x	HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	Discontinued RD102
1 x	PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	WS-150M, Whole House Water Softener
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G

View Cart	$4,888.44

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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