NIBCO 1 in. x 3/4 in. x 3/4 in. Copper Pressure All Cup Tee Fitting

The 1 in. x 3/4 in. x 3/4 in. Copper Pressure Cup x Cup x Cup Tee is used in water-supply piping to create a branch supply line from a main line. The durable tee is de-zincification resistant to protect its mechanical strength.|1 X 3/4 X 3/4 in. Inside Diameter and 1 1/8 X 7/8 X 7/8 in. Outside Diameter|Made of copper|Used in water-supply piping to provide a branch supply line from a main line|Cup x cup x cup connections|Solder connections|De-zincification resistant to protect mechanical strength|ASME B16.22|Third-party certified to NSF/ANSI 61 and 372|"1 X 3/4 X 3/4 I.D. and 1 1/8 X 7/8 X 7/8 O.D."