Advantages
looks like copper
same patination properties as solid copper
lighter than copper
easy and quick handling like copper
stronger than copper
greater resistance to damage caused by hail
easy to process
cutting, forming, bending, soldering, hard-soldering
ease of installation
simpler and quicker than copper
theft protection
marking to protect against copper thieves
electro-magnetic field protection
the combination of ferro-magnetic stainless steel and highly conductive
copper provides protection against electrical and magnetic fields