Log In | Checkout | 72 item(s)

1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x Special Filter Kit Koolermax dealer distribution kit
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 752, DC Booster Pump w/ Transformer
1 x 3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 723, Feed Water Adapter with Ball Valve
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
3 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x SC209, Specialty Filter Nitrate Removal Filter
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x MK420, Maintenance kit for RO565
View Cart $1,981.65

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72 item(s)

1 x	335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x	FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x	Special Filter Kit Koolermax dealer distribution kit
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x	Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
3 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x	SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x	SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
3 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	752, DC Booster Pump w/ Transformer
1 x	3/4" NPT Digiflow Digital Flow Meter count up total Water Gallon
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	723, Feed Water Adapter with Ball Valve
1 x	AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x	PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
1 x	SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x	SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
1 x	FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
2 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
2 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	SC209, Specialty Filter Nitrate Removal Filter
1 x	2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x	FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x	PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x	MK8002, Maintenance kit for double membrane system RD322 RO260
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	316, 2nd stage CTA 16 US Membrane filter
1 x	727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	MK420, Maintenance kit for RO565

View Cart	$1,981.65

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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