Log In | Checkout | 60 item(s)

1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x *Discontinued* RO585NTF
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
2 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 NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x PE Tubing Tube Cutter
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x *Discontinued* RD106
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 720, Feed Water Adapter with Needle Valve
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x *Discontinued* RO585ERP
1 x 752, DC Booster Pump w/ Transformer
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x *Discontinued* RO585A
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
View Cart $3,319.33

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60 item(s)

1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x	213, 5th stage inline carbon postfilter (replace every 12months)
1 x	Discontinued RO585NTF
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x	PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
2 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	NM-5104, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x	FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x	PE Tubing Tube Cutter
1 x	.K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	Discontinued RD106
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	720, Feed Water Adapter with Needle Valve
1 x	UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x	NM-5102, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x	DI210, Heavy-duty DI system for Aquarium and Reef
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
2 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x	Special, Single Stage Housing Bracket Shell Connection Kit
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x	FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x	DB40, DI Resin Refill Bag for DI210, RD322
1 x	Discontinued RO585ERP
1 x	752, DC Booster Pump w/ Transformer
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	Discontinued RO585A
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134

View Cart	$3,319.33

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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