Double Nut Type Fitting for Control Copper Tubes - Union

[Features]
·Double nut type fitting for vinyl-coated copper pipes (control copper pipes).
·It has a structure in which the copper tube part and the vinyl part are sealed with two separate rings, the brass ring connects the copper tubes without leaks, and the resin ring prevents corrosion from water, dust, etc. that enters from the outside world. These joints have the dual function of protecting copper pipes from substances that cause cracking.