Metal siding requires minimal maintenance, and one of its advantages is its relative ruggedness compared to some other materials. However, regular checks for damage, regular cleaning of dirt and debris, and fixing potential problem areas in time will help keep it in top condition and prolong its life. Metal siding comes in several varieties. I read about it on the metal roofing company website https://monarchyroofing.ca/metal-siding. The site has a full description of the material with all the benefits.