ATU TEE Union Connector Quick Connect QC Fitting [ATU]

$3.50

* 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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1 x	KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
2 x	1st stage SF05 sediment filter (replace every 6-12 months)
2 x	205, 3rd stage solid carbon block filter (replace every 12month)
3 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
2 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	NM-5103, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
3 x	UC SHELL, Honeywell UC7000 Empty System Only No Filter
2 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
4 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
5 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
6 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	913, 5th stage inline carbon filter (every 12 months)
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
4 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x	PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
2 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
2 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	DB40, DI Resin Refill Bag for DI210, RD322
1 x	TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
2 x	2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
2 x	706, Membrane Filter Casing Housing Assembly
1 x	KF750, Elite Series: Polish Chrome Drinking Water Faucet
2 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	Special Filter Kit Koolermax dealer distribution kit
1 x	SC435, Specialty Filter Arsenic / Fluoride Removal Filter
3 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x	SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x	KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x	285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
2 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	.RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x	TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
3 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x	799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
4 x	Optional: 564 Membrane Filter Housing Wrench Opener
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x	KT-103, Optional Manual Membrane Flush Valve
1 x	SW SHELL, Countertop SW1 Empty System Only No Filter
1 x	FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
1 x	316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x	Discontinued RO585NTF
3 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
1 x	MK420, Maintenance kit for RO565
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	CBV-38, Tank Ball Valve to 3/8 tubing
1 x	3rd stage Special High Efficiency Membrane Filter HTFC-150
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x	Discontinued RO6ALK
1 x	NM-5001C, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
2 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	719, Drain Saddle Clamp / Valve
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x	.K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x	4th Stage Color Changing DI Filter SC207 for AR-104H
1 x	.AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	316, 2nd stage CTA 16 US Membrane filter
1 x	310, 2nd stage CTA 10 US Membrane filter
1 x	FRQ850, Flow Restrictor 850ML / min
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x	FRQ300, Flow Restrictor 300ML / min
1 x	718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x	HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	565, Digital Pressure Gauge Tester Monitor
2 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x	SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x	PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x	3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x	6th Stage pn215 Refillable inline DI filter (color change)
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	Special, Single Stage Housing Bracket Shell Connection Kit

View Cart	$7,013.79

1 x	KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
2 x	1st stage SF05 sediment filter (replace every 6-12 months)
2 x	205, 3rd stage solid carbon block filter (replace every 12month)
3 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
2 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	NM-5103, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
3 x	UC SHELL, Honeywell UC7000 Empty System Only No Filter
2 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
4 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
5 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
6 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	913, 5th stage inline carbon filter (every 12 months)
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
4 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x	PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
2 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
2 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	DB40, DI Resin Refill Bag for DI210, RD322
1 x	TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
2 x	2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
2 x	706, Membrane Filter Casing Housing Assembly
1 x	KF750, Elite Series: Polish Chrome Drinking Water Faucet
2 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	Special Filter Kit Koolermax dealer distribution kit
1 x	SC435, Specialty Filter Arsenic / Fluoride Removal Filter
3 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x	SET88 Aquatec 8852 AC Booster pump Solenoid ESO Pressure Switch
1 x	KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
2 x	285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
2 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	.RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x	TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
3 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x	799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
4 x	Optional: 564 Membrane Filter Housing Wrench Opener
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x	KT-103, Optional Manual Membrane Flush Valve
1 x	SW SHELL, Countertop SW1 Empty System Only No Filter
1 x	FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
1 x	316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x	Discontinued RO585NTF
3 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
1 x	MK420, Maintenance kit for RO565
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	CBV-38, Tank Ball Valve to 3/8 tubing
1 x	3rd stage Special High Efficiency Membrane Filter HTFC-150
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x	Discontinued RO6ALK
1 x	NM-5001C, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
2 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	719, Drain Saddle Clamp / Valve
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x	.K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x	4th Stage Color Changing DI Filter SC207 for AR-104H
1 x	.AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	316, 2nd stage CTA 16 US Membrane filter
1 x	310, 2nd stage CTA 10 US Membrane filter
1 x	FRQ850, Flow Restrictor 850ML / min
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x	FRQ300, Flow Restrictor 300ML / min
1 x	718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x	HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	565, Digital Pressure Gauge Tester Monitor
2 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x	SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x	PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x	3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x	6th Stage pn215 Refillable inline DI filter (color change)
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	Special, Single Stage Housing Bracket Shell Connection Kit

View Cart	$7,013.79