The Twin/pair insulated copper tube/pipe be using for the connection of indoor unit with outer unit for air conditioners.

The copper tube be from 1/4" to 3/4". We accept the pair tubes with different sizes among 1/4" to 3/4".

The wall thickness of copper tube accept from 0.5mm.

For the ending of the copper tube, can covered with the plastic cap or brass nuts.

The min. qty is 500pcs/size.

For more details please kindly contact with us.