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2 x KT-103, Optional Manual Membrane Flush Valve
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x *Discontinued* RO585
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x *Discontinued* RD106
1 x *Discontinued* RO585NTF
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x *Discontinued* RO585A
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x *Discontinued* RO585ERP
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x *Discontinued* RO6ALK
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block

View Cart$5,505.50
Specials Log InCreate Account Checkout  Shopping Cart71 item(s)
2 x KT-103, Optional Manual Membrane Flush Valve
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x *Discontinued* RO585
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x *Discontinued* RD106
1 x *Discontinued* RO585NTF
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x *Discontinued* RO585A
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x *Discontinued* RO585ERP
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x *Discontinued* RO6ALK
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block

View Cart$5,505.50

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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