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	.K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
3 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x	FRQ200, Flow Restrictor 200ML / min
1 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	578, TDS Water Quality Meter tds-3
2 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
4 x	Optional: 564 Membrane Filter Housing Wrench Opener
2 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
2 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x	752, DC Booster Pump w/ Transformer
3 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
3 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
5 x	205, 3rd stage solid carbon block filter (replace every 12month)
2 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
3 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
6 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x	.AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x	709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
2 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x	bulk201, Sediment Filter
1 x	FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	723, Feed Water Adapter with Ball Valve
1 x	TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x	SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x	KT-103, Optional Manual Membrane Flush Valve
3 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	SC412, Water Softening Filter Calcium Magnesium Hardness Removal
5 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x	PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x	Discontinued RO585
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x	720, Feed Water Adapter with Needle Valve
1 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	Discontinued RO585ERP
2 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x	4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x	Special, Single Stage Housing Bracket Shell Connection Kit
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x	Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
2 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	213, 4th stage inline carbon filter (replace every 12 months)
1 x	bulk213, Inline Carbon Filter
1 x	759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x	SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x	FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x	ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x	FRQ420, Flow Restrictor 420ML / min
1 x	727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x	718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x	225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x	205, 5th stage final carbon filter
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x	721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x	SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x	bulk818, DI resin refill bags Di-Ionization media
1 x	3rd stage C10 carbon block filter (replace every 6-12 months)

View Cart	$7,447.67

1 x	.K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
3 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x	FRQ200, Flow Restrictor 200ML / min
1 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	578, TDS Water Quality Meter tds-3
2 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x	FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x	FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
4 x	Optional: 564 Membrane Filter Housing Wrench Opener
2 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x	4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
2 x	Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x	752, DC Booster Pump w/ Transformer
3 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
3 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
5 x	205, 3rd stage solid carbon block filter (replace every 12month)
2 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	Bundle Filter KPAK-104m Sediment Carbon Block DI Resin Membrane
3 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
6 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x	.AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	316, 2nd stage CTA 16 US Membrane filter (every 2-3 yrs)
1 x	709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
2 x	FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x	bulk201, Sediment Filter
1 x	FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	723, Feed Water Adapter with Ball Valve
1 x	TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x	SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x	KT-103, Optional Manual Membrane Flush Valve
3 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	SC412, Water Softening Filter Calcium Magnesium Hardness Removal
5 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x	PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x	Discontinued RO585
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	.AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x	720, Feed Water Adapter with Needle Valve
1 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	Discontinued RO585ERP
2 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x	4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x	Special, Single Stage Housing Bracket Shell Connection Kit
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x	Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
2 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	213, 4th stage inline carbon filter (replace every 12 months)
1 x	bulk213, Inline Carbon Filter
1 x	759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x	SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x	FM10, STEEL BRACKET SINGLE HOUSING MOUNTING SYSTEM
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x	ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x	FRQ420, Flow Restrictor 420ML / min
1 x	727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x	718xl, Tubing 100 feet 1/4" white tube LLDPE PE for drinking wat
1 x	335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x	225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x	205, 5th stage final carbon filter
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x	721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x	SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x	bulk818, DI resin refill bags Di-Ionization media
1 x	3rd stage C10 carbon block filter (replace every 6-12 months)

View Cart	$7,447.67