What Is Metal Roofing? If you're considering a new roofing for your house, it may deserve thinking outside the asphalt. Metal roofing is surging in appeal, with increased demand in the property market and every year market development. Today's metal roofs use streamlined appearances and increased energy performance, with a range of options offered so you can fit the style of your house's exterior. So, whether you're building a new home from scratch or updating your existing roofing, metal roof may simply be the way to go.