THE LAST ROOF YOU WILL BUY we are present in toronto area, ottawa area and most principal cities in province of quebec. stonehenge roofing products warrants to you that our stone-coated steel roofing panels will remain weatherproof, will not burn,will withstand wind speed to 120 m.p.h,will withstand hailstones up to 2 1/2 inches of diameter as well of ...