Log In Log In  |  Checkout   |  169 item(s)
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 706, Membrane Filter Casing Housing Assembly
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x bulkic21, Koolermax Inline Carbon Filter
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x PE Tubing Tube Cutter
2 x KT-103, Optional Manual Membrane Flush Valve
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x *Discontinued* RD150
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x bulkc10, Koolermax Carbon Block Filter
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x 752, DC Booster Pump w/ Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x 741-14, Diverter Valve for Countertop Water Units
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x bulk201, Sediment Filter
2 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x bulk213, Inline Carbon Filter
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
2 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
3 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x FRQ300, Flow Restrictor 300ML / min
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x FRQ850, Flow Restrictor 850ML / min
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x FRQ200, Flow Restrictor 200ML / min
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 578, TDS Water Quality Meter tds-3
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x *Discontinued* RD106
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
2 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 723, Feed Water Adapter with Ball Valve
2 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x N-14-1M, Nipple Fitting connector between standard RO housing

View Cart$10,487.58
Specials Log InCreate Account Checkout  Shopping Cart169 item(s)
4 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x DB40, DI Resin Refill Bag for DI210, RD322
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 706, Membrane Filter Casing Housing Assembly
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x bulkic21, Koolermax Inline Carbon Filter
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x PE Tubing Tube Cutter
2 x KT-103, Optional Manual Membrane Flush Valve
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x *Discontinued* RD150
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x bulkc10, Koolermax Carbon Block Filter
3 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x 752, DC Booster Pump w/ Transformer
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x 741-14, Diverter Valve for Countertop Water Units
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x .RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
2 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x bulk201, Sediment Filter
2 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x bulk213, Inline Carbon Filter
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
2 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
3 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x FRQ300, Flow Restrictor 300ML / min
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
2 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x FRQ850, Flow Restrictor 850ML / min
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x FRQ200, Flow Restrictor 200ML / min
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 578, TDS Water Quality Meter tds-3
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x *Discontinued* RD106
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
2 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x 723, Feed Water Adapter with Ball Valve
2 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x N-14-1M, Nipple Fitting connector between standard RO housing

View Cart$10,487.58

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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