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	FRQ420, Flow Restrictor 420ML / min
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
2 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	578, TDS Water Quality Meter tds-3
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x	671C, Replacement UV Lamp Light for 609C (16 Watt)
2 x	Discontinued RD106
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	741-38, Diverter Valve for RO DI Water Systems
1 x	TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
2 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	HK120-P-TK for USA 110V / 60Hz
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x	.K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
1 x	UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x	717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x	MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x	.K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x	TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x	578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x	KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x	741-14, Diverter Valve for Countertop Water Units
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x	HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x	ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
2 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x	7044-K Union Tee Connector Fitting Compression type 1/4"
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	Discontinued RO585NTF
5 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	UU Clips Pair from Bracket to Membrane Filter
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	565, Digital Pressure Gauge Tester Monitor
1 x	UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x	Discontinued RD102
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	.K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x	Discontinued RO585
1 x	.K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	.RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	.AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x	Discontinued RO6ALK
1 x	.K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x	.K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x	HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x	568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x	752, DC Booster Pump w/ Transformer
1 x	DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x	214, Clear Inline Filter Cartridge Empty Case
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	213, 5th stage inline carbon postfilter (replace every 12months)
1 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	FRQ200, Flow Restrictor 200ML / min
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x	Discontinued RD150
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	6th Stage pn215 Refillable inline DI filter (color change)
1 x	720, Feed Water Adapter with Needle Valve
1 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	204, 2nd stage GAC filter (replace every 6-12 months)
1 x	709, Automatic Shut Off Valve 4-way Four Way Valve
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)

View Cart	$7,219.85

1 x	FRQ420, Flow Restrictor 420ML / min
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x	4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
2 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	578, TDS Water Quality Meter tds-3
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	UU Clips Pair Membrane to Membrane, 2.5" to 2.5"
1 x	671C, Replacement UV Lamp Light for 609C (16 Watt)
2 x	Discontinued RD106
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	741-38, Diverter Valve for RO DI Water Systems
1 x	TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
2 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	HK120-P-TK for USA 110V / 60Hz
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x	.K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
1 x	UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x	717, Tubing 15 feet 1/4" white tube LLDPE PE for drinking water
1 x	MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x	.K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x	TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x	578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x	KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x	741-14, Diverter Valve for Countertop Water Units
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x	HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x	ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
2 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x	7044-K Union Tee Connector Fitting Compression type 1/4"
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	Discontinued RO585NTF
5 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	UU Clips Pair from Bracket to Membrane Filter
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	565, Digital Pressure Gauge Tester Monitor
1 x	UU Clips Pair Membrane to Filter, 2.5" to 2"
1 x	Discontinued RD102
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	.K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x	Discontinued RO585
1 x	.K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	.RD322 Aquarium 260-300 GPD REVERSE OSMOSIS RO+DI WATER SYSTEM
1 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	.AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x	Discontinued RO6ALK
1 x	.K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x	.K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x	HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x	568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x	752, DC Booster Pump w/ Transformer
1 x	DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x	214, Clear Inline Filter Cartridge Empty Case
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	213, 5th stage inline carbon postfilter (replace every 12months)
1 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	FRQ200, Flow Restrictor 200ML / min
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x	Discontinued RD150
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	6th Stage pn215 Refillable inline DI filter (color change)
1 x	720, Feed Water Adapter with Needle Valve
1 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	204, 2nd stage GAC filter (replace every 6-12 months)
1 x	709, Automatic Shut Off Valve 4-way Four Way Valve
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)

View Cart	$7,219.85