Log In | Checkout | 105 item(s)

2 x Optional: 564 Membrane Filter Housing Wrench Opener
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
2 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 752, DC Booster Pump w/ Transformer
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
3 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
2 x 578, TDS Water Quality Meter tds-3
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
3 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x 565, Digital Pressure Gauge Tester Monitor
1 x 741-14, Diverter Valve for Countertop Water Units
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 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 UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
View Cart $3,425.37

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105 item(s)

2 x	Optional: 564 Membrane Filter Housing Wrench Opener
4 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x	DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x	Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x	FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
1 x	Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
2 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	752, DC Booster Pump w/ Transformer
1 x	205, 3rd stage solid carbon block filter (replace every 12 month
2 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x	PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x	BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
3 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	NM-5103, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
2 x	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x	FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
2 x	578, TDS Water Quality Meter tds-3
1 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x	Panel 1/4 Digital Flow Meter count up total Gallons GPM 56"cable
1 x	732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	709, Automatic Shut Off Valve 4-way Four Way Valve
3 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x	PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x	565, Digital Pressure Gauge Tester Monitor
1 x	741-14, Diverter Valve for Countertop Water Units
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
3 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x	ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x	578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x	WT-bac, Water Testing Kit, Bacteria Test
1 x	PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x	SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x	225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x	Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 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	UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x	741-38, Diverter Valve for RO DI Water Systems
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	204, 2nd stage GAC filter (replace every 6-12 months)
1 x	NM-5102, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x	4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x	799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	UU Clips Pair from Bracket to Membrane Filter
1 x	3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x	FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction

View Cart	$3,425.37

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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