Accessibility and inspections are easier when a metal-roof-contractor installs a system with permanent walking points or sturdy ribs. They can show you the safest ways to navigate the roof if you ever need to retrieve a ball or inspect a vent. However, they usually recommend that you stay off the roof and call a pro for any needs. Their expertise in walking on metal prevents accidenta... https://kkroofspecialist.com.sg/metal-roof-contractor/