Garage Door Extension Springs Sizing

A failing unbalanced or poorly matched spring.

Garage door extension springs sizing. The weight that shows on the bathroom scale is the size extension spring you need to order. If your garage door has extension springs the springs stretch out as the door closes and retract as the door opens the garage door industry has released a standard color chart for the strength pull for these springs as seen in the table below. For a one car garage door carefully lower the garage door onto a bathroom scale in the center of the garage door. In this post you ll find a garage door spring chart for torsion springs and extension springs.

Torsion springs vs extension springs. Torsion springs and garage door weight. The length is the measurement of all the coils pressed together. Torsion springs need to provide enough force to equal the weight of the door.

Introduction to sectional garage door extension springs. Many of these doors are counterbalanced with extension springs also designated stretch springs and they have seven characteristics. An unbalanced door is a sign of. Carefully remove the extension springs from the garage door.

Color coding is the consistent measure for extension springs a 150lb red spring for a 7 door could have been manufactured in several different sizes if you are not sure what color your old spring was use a bathroom scale to weigh the door while it is unsprung and disconnected from your door opener. Finding the right size springs is a crucial part of repairing your garage door and ensuring it lasts for years to come. Many of the older extension springs may not have visible paint color on either end of the spring. 0 items 0 00.

A functional garage door system lifts the door in a balanced manner.