Log In | Checkout | 44 item(s)

1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 706, Membrane Filter Casing Housing Assembly
1 x bulkc10, Koolermax Carbon Block Filter
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x bulk213, Inline Carbon Filter
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
View Cart $2,390.90

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44 item(s)

1 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x	201, 1st stage sediment filter (replace every 6-12 months)
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x	DB40, DI Resin Refill Bag for DI210, RD322
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x	MK8002, Maintenance kit for double membrane system RD322 RO260
1 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x	FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x	706, Membrane Filter Casing Housing Assembly
1 x	bulkc10, Koolermax Carbon Block Filter
1 x	BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x	WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x	3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x	3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x	1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x	bulk213, Inline Carbon Filter
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x	FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350

View Cart	$2,390.90

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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