Dasma stands for the door access systems manufacturers association.
Torsion spring garage door spring conversion chart.
In this post you ll find a garage door spring chart for torsion springs and extension springs.
In order to order new garage door torsion springs you will need to measure as accurately as possible your current spring s and find the.
Spring orientation only worry about this if you have a 1 s.
Finding the right size springs is a crucial part of repairing your garage door and ensuring it lasts for years to come.
Inside diameter 90 of doors have a 2 0 inside diameter 3.
If you use your garage door more than average or are interested in a longer spring life in general we created a conversion chart to upgrade your old springs.
The chart is based on information from the door access systems manufacturers association dasma.
This system aids in proper identification for repair ordering and.
Garage door spring size chart.
Spring length how long each spring is 4.
Dasma is a leading organization in our industry that created the guidelines and specifications for garage door springs.