They extend as your door moves and helps to balance your garage door.
Garage door extension spring dimensions.
7 doors require a 25 long spring that stretches up to 42 67 total length when the door is closed 8 doors require a 27 spring that stretches up to 48 75 total length when to door is closed extension springs are a non returnable item call customer service if you have any questions.
Torsion springs and garage door weight.
Torsion spring inside diameter and overall length in many cases the inside diameter of the torsion spring will be indicated on the stationary cone in between the two springs at the midpoint of the door.
Measure the height of the garage door.
Springs in general last about 10 14 years or 15 20 thousand.
Left wind springs are located on the right hand side of the door and right wind springs are located on the left side.
Plug end extension spring is a p528 28 in.
Torsion springs need to provide enough force to equal the weight of the door.
A functional garage door system lifts the door in a balanced manner.
Two p528 springs one on each side of the door can handle a 105 lbs.
How to weight your garage door.
For an 8 foot high door the spring would be 28 inches long with a 48 inch stretch.
1 75 means the inside diameter is 1 inches.
How to determine the correct extension spring for your garage door measure garage door springs correct garage door springs garage door parts garage door spring overhead door spring overhead door part 734 568 0287 mon fri 8am 4pm est my account.
Torsion springs turn as you open and close your garage door.
Plug end extension spring is a holmes spring replacement for heavier 1 piece tilt up canopy style garage doors.
Measure the diameter of 1 16 of an inch.
Most extension springs for 7 foot high doors are 25 inches long with a 42 inch stretch.
Extension springs and torsion springs are the two kinds of garage door springs you ll find in garage doors.
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.
Extension springs do as their name suggests.
Torsion springs vs extension springs.
If your garage door is taller than 7 ft please call our helpdesk at 1 800 731 0261 for assistance.
2 means the inside diameter is two inches etc.
The pull weight of an extension spring is determined by the color code found on the end of the spring.
If you see a 1 75 on the cone the spring has a 13 4 inch diameter.
An unbalanced door is a sign of.
0 items 0 00.
For a complete list of garage door extension springs for 7 8 9 10 11 12 13 and 14 tall doors click here determine the door weight and door height.
Sometimes this number is written on the winding or stationary cone.