Metal Roofing Sheets Metal roofing sheets are the ideal option for those who are reroofing a garden building, residential garage, commercial warehouse. This is due to them being available in a choice of styles, easy to install, offering unmatched durability. Roofing Megastore has partnered with trusted brands such as Britmet Corotile. This allows us to offer a variety of metal roof sheets, including low-cost box profile sheets eye-catching tile effect panels. Whichever brand you choos