The technical skills of a metal-roof-contractor are necessary for handling complex geometries. Not every roof is a simple rectangle; many feature valleys, hips, and dormers that require careful flashing. An experienced professional knows how to bend and cut metal on-site to create a watertight fit. Improper flashing at these junctions is the most common cause of leaks in DIY projects.... https://kkroofspecialist.com.sg/metal-roof-contractor/