What is Metal Roofing and how much it costs ? Most metal roofing is made from galvanized steel, which is heavier and sturdier than aluminum (though some metal roofing material is called “steel roofing,” it may be made from any of several materials, including alloys). Having a stronger metal sheet up on your roof, it prevents many environmental damages with advantageous if you are looking for a long term investment. Because of metal roofs are providing a longer life span for building structures, sturdiness, low maintenance, and great return