Log In | Checkout | 75 item(s)

1 x 565, Digital Pressure Gauge Tester Monitor
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
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 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x *Discontinued* RO155C
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x *Discontinued* RO6ALK
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x *Discontinued* RD106
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x 752, DC Booster Pump w/ Transformer
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x *Discontinued* RO585
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
View Cart $4,256.19

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75 item(s)

1 x	565, Digital Pressure Gauge Tester Monitor
1 x	B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x	5th Stage pn215 Refillable inline DI filter (color change)
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	NM-5104, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x	581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x	.K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x	.K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x	FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
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	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	NM-5103, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x	1st stage SF05 sediment filter (replace every 6-12 months)
2 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x	FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	Discontinued RO155C
3 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x	335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	KT-103, Optional Manual Membrane Flush Valve
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	Discontinued RO6ALK
1 x	HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x	SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x	KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x	N-14-1M, Nipple Fitting connector between standard RO housing
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	.AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	Discontinued RD106
1 x	FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x	752, DC Booster Pump w/ Transformer
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x	KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x	.AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x	732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x	2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x	SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x	MK8002, Maintenance kit for double membrane system RD322 RO260
1 x	FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x	Discontinued RO585
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102

View Cart	$4,256.19

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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