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2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
2 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
1 x DI210, Heavy-duty DI system for Aquarium and Reef
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x *Discontinued* RO585ERP
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x KT-103, Optional Manual Membrane Flush Valve
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x *Discontinued* RO585NTF
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 752, DC Booster Pump w/ Transformer
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x *Discontinued* RD106
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x *Discontinued* RO6ALK
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Optional: 564 Membrane Filter Housing Wrench Opener

View Cart$4,829.75
Specials Log InCreate Account Checkout  Shopping Cart72 item(s)
2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
2 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
1 x DI210, Heavy-duty DI system for Aquarium and Reef
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x *Discontinued* RO585ERP
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x CDP8800, AQUATEC CDP8852-2J03-B424 Booster Pump Only Fitting
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
2 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x KT-103, Optional Manual Membrane Flush Valve
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x *Discontinued* RO585NTF
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 752, DC Booster Pump w/ Transformer
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x *Discontinued* RD106
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x *Discontinued* RO6ALK
1 x Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Optional: 564 Membrane Filter Housing Wrench Opener

View Cart$4,829.75

AFAU, Female Adapter for Faucet, Refrigerator Ice Maker 1/4 3/8 [AFAU]

$3.50

AFAU, Female Adapter for Faucet, Refrigerator Ice Maker 1/4 3/8



* AFAU, AFAU, Female Adapter for Faucet, Refrigerator Ice Maker connection to the RO system

* UNS Thread, Cone Type

* This fitting is commonly used to connect RO system to drinking water faucet or Refrigerator Ice Maker. (Tube OD 1/4" or 3/8" selection below)

* Please choose size from the selection box below. First number is tubing OD Outside Diameter and second number is UNS Thread. (Pipe sizes can be confusing even for the experienced user. Pipe size is not the actual outside or inside diameter of the pipe but is the industry accepted designation. If you have any question please email us first.)
* 1/4" Tube OD x 7/16"-24 UNF Thread AFAU047
* 3/8" Tube OD x 7/16"-24 UNF Thread AFAU067


* Water & foods use: Products are manufactured from safe, non-toxic materials meeting the requirements of the US FDA, ERAS, ANSI/NSF-51,61, and SK Zert. Our products are widely used in water purification, food/beverage, and pneumatic systems.

* Function & Quality: Provides quick and convenient assembly-saving time & expense.

* Collet Design: Our unique oval collet design is superior and more practical, and is an improvement welcomed by our world wide customers in all industries.

* Additional Applications: Beyond water and food use, fittings can be used with air, gases, vacuum, & liquids. All connections can be assembled & disassembled repeatedly. A broad range of sizes covers a broad scope of applications.

* 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. 

Available Options:

Size Combination:

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