Copper Socket Connection Szie: 1/2,3/4",1" 1.Product : Copper Socket Connection 2.Size: 1/2,3/4",1" 3. Material: Copper 4. Advantage : Prfect ... 70°C temperature,it can be lasted about 100 years.3)Good Anti-Corrosion: Except for rare oxy-agent, the products ... safe and reliable Copper Fitting Copper Socket Connection Size:1/2",3/4",1"