WHAT IS THE CONSTRUCTION TIME? By concordiadmin Posted June 6, 2019 In WHAT IS THE CONSTRUCTION TIME?2019-06-062019-06-06https://marvalpower.ie/wp-content/uploads/2019/06/untitled-2.pngMarVal Powerhttps://marvalpower.ie/wp-content/uploads/2019/06/untitled-2.png200px200px 0 A typical rooftop installation will take 1-2 weeks to complete. Larger projects may take 2-3 weeks. concordiadmin Recent PostsHello world!