With that spring positioned on a flat place run a measuring tape or ruler along the spring s inside diameter.
How do i measure a garage door spring.
Spring orientation if ordering just one spring left.
Inside diameter 90 of doors have a 2 0 inside diameter 3.
Many conventional doors with hinges at each side use one piece springs at each.
In order to order new springs you will need to measure as accurately as possible your current spring s and find the.
Heritage garage door has served southern california homeowners for over 30 years.
For a single car door place a bath scale in the center of the opening remove all spring tension from the door and lower the door onto the scale.
Spring length how long each spring is 4.
This is the number of turns that are on your spring.
For a more accurate measurement start at the 1 mark on your ruler.
Measure the circumference of the cable drum and measure the height of the garage door in inches.
With most new garage doors there will be two torsion springs separated by a divider that s located at the midpoint of the door.
That measurement is the spring s diameter.
Spring length how long each spring is 4.
Inside diameter 90 of doors have a 2 0 inside diameter 3.
For example a 14 high door is 168 high.
The spring to your right is a left wound spring and the spring to your left is the right wound spring.
Spring orientation only worry about.
Determining the correct spring for your door can be done one of several ways.
The other important measurement of your garage spring is its overall length.
2 weigh the door.
How to measure garage door springs.
This is the wire size.
Garage door springs come in three basic types and each is measured differently.
Change the fraction into a decimal and divide by 10.
Divide the height of the garage door by the cable drum circumference then add one.
Look up at the springs from inside the garage.