Extension springs, although still considered a standard application for smaller & lighter doors. They are becoming less common. because of the tension on the springs when the door is closed, they can be very dangerous if they break. Schedule a free, profession estimate by clicking the link below
Torsion springs are the standard spring for modern garage doors. If the door is sprung correctly, you should get years of life from the spring. Springs under tension can be very dangerous, schedule a free, professional consultation by clicking the link below.
