Metro is a world leader in the manufacturing of lightweight steel roofing tiles. Our innovative designs and standard of excellence are highly regarded by the roofing industry and home owners alike. Metro is a member of the family-owned Ross Group of Companies that have been manufacturing and installing roofing products for over 60 years. Metro has manufacturing facilities in New Zealand, Europe and the USA. Each tile is formed from Zincalume steel and coated with natural stone granules, which are embedded in a 100% acrylic resin basecoat. A final clear 100% acrylic over-glaze is applied before being oven cured.