Garage door warranties vary, but manufacturers typically cover their products for about three years. Estimates on longevity are based around usage, but most experts believe the average garage door should last between 15–30 years, depending on construction quality, maintenance, and local climate conditions. Automatic garage door openers normally provide 10–15 years of reliable service.
Spring Mechanism
One of the most important components in a garage door assembly is the spring mechanism, which includes the torsion springs and tension springs