Log In Log In  |  Checkout   |  136 item(s)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x 741-38, Diverter Valve for RO DI Water Systems
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
5 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x *Discontinued* RD102
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 719, Drain Saddle Clamp / Valve
1 x 213, 4th stage inline carbon filter (replace every 12 months)
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
4 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x DB40, DI Resin Refill Bag for DI210, RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
4 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
2 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 752, DC Booster Pump w/ Transformer
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x FRQ550, Flow Restrictor 500 to 600ML / min
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
2 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x FRQ300, Flow Restrictor 300ML / min
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 706, Membrane Filter Casing Housing Assembly
1 x *Discontinued* RD150
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 723, Feed Water Adapter with Ball Valve
View Cart$4,816.89
Home
Specials Log InCreate Account Checkout  Shopping Cart136 item(s)
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x 741-38, Diverter Valve for RO DI Water Systems
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
5 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x *Discontinued* RD102
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 719, Drain Saddle Clamp / Valve
1 x 213, 4th stage inline carbon filter (replace every 12 months)
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
4 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x DB40, DI Resin Refill Bag for DI210, RD322
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
4 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
2 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 752, DC Booster Pump w/ Transformer
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x FRQ550, Flow Restrictor 500 to 600ML / min
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
2 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x FRQ300, Flow Restrictor 300ML / min
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x 706, Membrane Filter Casing Housing Assembly
1 x *Discontinued* RD150
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 723, Feed Water Adapter with Ball Valve
View Cart$4,816.89

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:

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