Garage Door Spring Size Chart

Garage door springs are under extreme tension and require appropriate safety precautions.

Garage door spring size chart. Left wind springs are located on the right hand side of the door and right wind springs are located on the left side. The spring will grow 7 5 coils or 7 5 x 250 for the coil size or 1 7 8. Dasma is a leading organization in our industry that created the guidelines and specifications for garage door springs.

The size of the garage door width x height. Spring orientation only worry about this if you have a 1 s. Torsion springs the chart is based on information from the door access systems manufacturers association dasma.

If you see a 1 75 on the cone the spring has a 13 4 inch diameter. Sometimes this number is written on the winding or stationary cone. Garage door spring weight chart posted on september 21 2019 by bandi ruma garage door torsion spring replacement our torsion springs vs the peion estimate door weight counterweight jpg upgrade from two to four torsion spring standard garage door torsion springs.

The 34 spring will measure out at thirty six inches. Spring length how long each spring is 4. Realize and understand the risks before undertaking any repair.

Deducting eight coils from the total length will provide an accurate length of thirty four inches. Springs are usually stretched an extra 1 8 so the total addition to the spring length is eight coils or two inches. The following information is needed when ordering springs.

Once you know the total weight of your garage door using a bathroom scale for doors under 300 pounds you can use the chart below to see the color extension spring you need. Your health and safety is the 1 concern. Most extension springs for 7 foot high doors are 25 inches long with a 42 inch stretch.