At Service Spring Corp it is our goal to help you provide the best service and value to your customers. That is why we have put together this simple guide for understanding the different types of garage door springs and the purpose of each. In this guide we will look at 4 types of spring wire, oil tempered, hard drawn, galvanized and square.
When you look closely at garage door torsion or extension springs, you’ve likely noticed the colorful paint that is used to differentiate springs the overhead door industry. DASMA has created the industry standard for color-coding springs.