around 15 and 30 years Though many factors contribute to a garage door's lifespan, a typical garage door will last around 15 and 30 years. Your garage door's lifetime will vary depending on the type and brand you choose. Factors like the weather, environment, usage and maintenance schedule also impact the longevity of your garage door. Aug 5, 2021
If the quality of the floor cannot be fixed, consider a u-shaped bottom weatherstrip, which can adjust to an uneven surface to create a seal. Another option to consider if the floor is uneven is a garage door seal strip. These can be purchased and applied to the floor to help fill in areas of unevenness.