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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5 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x	PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
2 x	DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x	HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x	FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
2 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
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1 x	732, Inline Pressure Gauge 0 to 300 psi for RO filter system
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1 x	205, 3rd stage solid carbon block filter (replace every 12 month
2 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x	1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
9 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
2 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
2 x	B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x	SC227, Specialty Filter Refillable Color Changing DI Filter 20"
2 x	205, 2nd stage carbon block filter (replace every 12 months)
1 x	Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x	MK420, Maintenance kit for RO565
1 x	Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x	WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x	FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x	AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x	HK120-P-TK for USA 110V / 60Hz
1 x	2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
3 x	752, DC Booster Pump w/ Transformer
2 x	KT-103, Optional Manual Membrane Flush Valve
1 x	UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
5 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x	.AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x	1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x	310, 2nd stage CTA 10 US Membrane filter
1 x	Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
1 x	FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
1 x	FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
2 x	DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
3 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x	578, TDS Water Quality Meter tds-3
14 x	Optional: 564 Membrane Filter Housing Wrench Opener
9 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
3 x	O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
5 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x	PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x	4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
4 x	2nd stage C10 carbon block filter (replace every 6-12 months)
4 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x	671C, Replacement UV Lamp Light for 609C (16 Watt)
8 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x	565, Digital Pressure Gauge Tester Monitor
1 x	WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
3 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
3 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x	FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x	HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x	741-14, Diverter Valve for Countertop Water Units
1 x	3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
1 x	KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
6 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x	FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
2 x	213, 4th stage inline carbon filter (replace every 12 months)
2 x	DB40, DI Resin Refill Bag for DI210, RD322
1 x	WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
3 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
5 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x	FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
3 x	285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
3 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
7 x	201, 1st stage sediment filter (replace every 6-12 months)
2 x	FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
2 x	B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x	799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x	WH-5, Whole House Water Treatment Sediment Filter System 10" Big
3 x	MK300, Maintenance kit for RO535, RO435, RO545, AR104H
12 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	Discontinued RO155C
1 x	365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x	KF310, Elite Series: Polish Chrome Drinking Water Faucet
1 x	335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
5 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	WSACF-150T, Whole House Water Treatment ACF-150T
2 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	PE Tubing Tube Cutter
2 x	759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
3 x	1st stage SF05 sediment filter (replace every 6-12 months)
2 x	225UP, 5th stage Inline Alkaline upgrade (includes media)
2 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
2 x	290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x	AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x	PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
2 x	SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x	WS-150M, Whole House Water Softener
1 x	SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x	ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x	550, Standard Chrome Steel Faucet with Spigot for Water Filter,
1 x	718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
3 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
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4 x	205 2nd stage solid carbon block filter (replace every 12 month)
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
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2 x	Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x	.AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x	KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
3 x	MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
3 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
5 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x	.SW-1C COUNTERTOP WATER FILTER SYSTEM (CLEAR HOUSING)
2 x	706, Membrane Filter Casing Housing Assembly
1 x	FRQ550, Flow Restrictor 500 to 600ML / min
3 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
2 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x	SC725, Specialty Filter Chloramines / Hydrogen Sulfide Removal
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	SC412, Water Softening Filter Calcium Magnesium Hardness Removal
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
3 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
2 x	KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x	FRQ300, Flow Restrictor 300ML / min
1 x	BBK10, Replacement Filter Big Blue Whole House WH-1134
6 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x	SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x	FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x	4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x	KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
2 x	SC207, Specialty Filter Refillable Color Changing DI Filter for
2 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	Discontinued RO585
1 x	720, Feed Water Adapter with Needle Valve
1 x	288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x	UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x	718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x	.AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
2 x	Conversion Kit, Convert Aquarium to Drinking RO Water System
4 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	Bundle Filter Annual set KPAK-104 Sediment Carbo Block DI Resin
1 x	CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x	.AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x	.K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
2 x	NM-5103, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	SC209, Specialty Filter Nitrate Removal Filter
1 x	FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x	723, Feed Water Adapter with Ball Valve
1 x	277, SED1005BB Big Blue 5 micron sediment filter 10"
4 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	.K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x	.K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x	KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x	205, 5th stage final carbon filter
3 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x	bulkic21, Koolermax Inline Carbon Filter
1 x	718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
2 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x	602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
2 x	6th Stage pn215 Refillable inline DI filter (color change)
1 x	3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x	FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
3 x	Special, Single Stage Housing Bracket Shell Connection Kit
1 x	.AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
2 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
2 x	NM-5102, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
3 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	709, Automatic Shut Off Valve 4-way Four Way Valve
1 x	Discontinued RO585ERP
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x	KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x	.K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x	O-RING FOR WH10 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 10" CANISTER
1 x	6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x	.K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x	202,1 MICRON Sediment filter (replace every 6-12 month) SED1001
1 x	718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x	709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x	5th Stage pn215 Refillable inline DI filter (color change)
2 x	BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x	bulk201, Sediment Filter
1 x	Special Filter Kit Koolermax dealer distribution kit
2 x	3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
2 x	FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
2 x	SW SHELL, Countertop SW1 Empty System Only No Filter
1 x	bulk213, Inline Carbon Filter
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
2 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x	718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
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1 x	bulk205, Carbon Block Filter
1 x	TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
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1 x	214, Clear Inline Filter Cartridge Empty Case
1 x	FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
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1 x	204, 2nd stage GAC filter (replace every 6-12 months)
1 x	SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
2 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x	PSW-240 Aquatec Pressure Switch 40 psi shut off 1/4" tubing TSO
1 x	213, 5th stage inline carbon postfilter (replace every 12months)
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1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x	PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x	SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x	2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x	N-14-1M, Nipple Fitting connector between standard RO housing
1 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x	TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
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