Log In | Checkout | 52 item(s)

1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x FRQ200, Flow Restrictor 200ML / min
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 578, TDS Water Quality Meter tds-3
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x 752, DC Booster Pump w/ Transformer
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
View Cart $2,195.80

Home

Specials Log InCreate Account Checkout

52 item(s)

1 x	.K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x	FRQ200, Flow Restrictor 200ML / min
1 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	578, TDS Water Quality Meter tds-3
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x	752, DC Booster Pump w/ Transformer
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
2 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x	.AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x	709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585

View Cart	$2,195.80

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.

Reviews

Customers who bought this product also purchased

FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)

BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)

709, Automatic Shut Off Valve 4-way Four Way Valve