Log In Log In  |  Checkout   |  198 item(s)
4 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
7 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
4 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
4 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
4 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
4 x 201, 1st stage sediment filter (replace every 6-12 months)
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x *Discontinued* RO155
2 x MK8002, Maintenance kit for double membrane system RD322 RO260
7 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
4 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
8 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
4 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 752, DC Booster Pump w/ Transformer
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
6 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
4 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x MK420, Maintenance kit for RO565
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
5 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
2 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
2 x DB40, DI Resin Refill Bag for DI210, RD322
2 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 578, TDS Water Quality Meter tds-3
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x PE Tubing Tube Cutter
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x 741-14, Diverter Valve for Countertop Water Units
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x HK120-P-TK for USA 110V / 60Hz
2 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x bulk205, Carbon Block Filter
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x *Discontinued* RD150
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)

View Cart$7,340.45
Specials Log InCreate Account Checkout  Shopping Cart198 item(s)
4 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
7 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
4 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
4 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
4 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
4 x 201, 1st stage sediment filter (replace every 6-12 months)
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
4 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x *Discontinued* RO155
2 x MK8002, Maintenance kit for double membrane system RD322 RO260
7 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
4 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
8 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
4 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 752, DC Booster Pump w/ Transformer
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
2 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
6 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
4 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x MK420, Maintenance kit for RO565
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
5 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
2 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
2 x DB40, DI Resin Refill Bag for DI210, RD322
2 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x 578, TDS Water Quality Meter tds-3
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x PE Tubing Tube Cutter
1 x SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x 741-14, Diverter Valve for Countertop Water Units
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 671C, Replacement UV Lamp Light for 609C (16 Watt)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x HK120-P-TK for USA 110V / 60Hz
2 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x bulk205, Carbon Block Filter
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x *Discontinued* RD150
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)

View Cart$7,340.45

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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