The answer to 'why is my metal roof cracked' is that metal roofs can crack or develop small holes due to a variety of factors, including thermal expansion and contraction, corrosion, and physical damage. Metal roofs are susceptible to cracking over time as the metal expands and contracts with changes in temperature and weather conditions. Corrosion from exposure to the elements, such as rain, snow, and UV radiation, can also weaken the metal and lead to cracks. Additionally, physical damage from falling debris, hail, or heavy foot traffic can cause cracks to form in the metal roof.
If you notice cracks or holes in your metal roof, it's important to address the issue promptly to prevent further damage and leaks. Depending on the extent of the damage, you may be able to repair the roof yourself, but in some cases, it's best to call in a professional roofing contractor to assess the situation and provide a solution.