... : 1/2,3/4",1" 1.Product : Copper Socket Connection 2.Size: 1/2,3/4",1" 3. Material: Copper 4. Advantage ... healthy, non-poison, raw-/processed-materials, up to the safe standard all of which are green ... rusting, bacteria growth or non-electric chemicalcorrosion.4)Safe and Reliable Installation: Our pipes adopt hot ... melt link-up, and to completeone welding needs only several seconds.5)We ...