Log In Log In  |  Checkout   |  85 item(s)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 720, Feed Water Adapter with Needle Valve
1 x 719, Drain Saddle Clamp / Valve
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
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 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 706, Membrane Filter Casing Housing Assembly
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 723, Feed Water Adapter with Ball Valve
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 741-14, Diverter Valve for Countertop Water Units
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring

View Cart$1,833.98
Specials Log InCreate Account Checkout  Shopping Cart85 item(s)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 720, Feed Water Adapter with Needle Valve
1 x 719, Drain Saddle Clamp / Valve
1 x 385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
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 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x 706, Membrane Filter Casing Housing Assembly
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 723, Feed Water Adapter with Ball Valve
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 741-38, Diverter Valve for RO DI Water Systems
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 741-14, Diverter Valve for Countertop Water Units
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring

View Cart$1,833.98

ATU TEE Union Connector Quick Connect QC Fitting [ATU]

$3.50

ATU TEE Union Connector Quick Connect QC Fitting



* ATU TEE Union Connector, Quick Connect

* Please choose size from the selection box below. Both numbers are tubing OD Outside Diameter. First number is Tee double side and second number is the single side. (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 1/4" Tube OD ATU0404
* 3/8" Tube OD x 1/4" Tube OD ATU0604
* 3/8" Tube OD x 3/8" Tube OD ATU0606
* 1/2" Tube OD x 3/8" Tube OD ATU0706
* 1/2" Tube OD x 1/2" Tube OD ATU0707


* 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:

Reviews

 Customers who bought this product also purchased

Home  |   Specials  |   Log In  |   Create Account  |   Checkout  |   Shopping Cart