What spring do I need for my garage door?

What weight garage door springs do I need?

This is determined by the pitch with which the springs are wound. On sectional garage door springs, this normally is 15 percent. For example, a 100-pound pull spring requires 15 pounds of weight to separate the coils; when a door is open, the two springs will support 15 pounds of door weight without any stretch.

What is the color code on garage door springs?

Garage Door Extension Spring DASMA Color Code Chart

Color Pounds Kilograms
Yellow 30/130/230 15/60/105
Blue 40/140/240 20/65/110
Red 50/150/250 25/70/115
Brown 60/160/260 xxx

Should my garage door have 2 springs?

Doors with extension springs should always have two springs. The pair work together to provide a counterweight to the door. If one of your garage door springs breaks or is in poor condition, replace both springs. Replacing one spring just means the older spring will have to be replaced in a matter of time.

Can a garage door work without springs?

These springs are essential for opening and closing your garage smoothly, especially if you have two. This means that you shouldn’t use your garage door opener without any springs since residential openers don’t typically have much horsepower.

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Why are garage door springs so dangerous?

Garage door springs can be dangerous. The danger lies in what happens if and when the springs suddenly fail. Since the spring is under constant tension, a sudden failure can cause the spring to break apart violently.

Can garage door springs be too strong?

If your springs are too strong, and if you wind the springs the correct number of turns, the door will not stay on the floor when closed. It will usually not stay in the middle when opened halfway. However, it will stay up when opened fully.

How long do garage door springs last?

The average garage door spring, if correctly installed, should last about 10,000 cycles of opening and closing. If you only go in and out of your garage once a day, that means you should expect a broken garage door spring around 14 years after the spring is first installed.

How much should a garage door spring cost?

Garage Door Spring Replacement Cost. Replacing garage door springs costs $100 to $300 on average. The springs alone typically run $30 to $75 each but you may find them as low as $15 a piece and up to $100 each. Commercial grade springs can run $300 or more.

What do the different colors on garage door springs mean?

The color code on a torsion spring indicates whether it is a “right wind” or “left wind” spring, with black indicating right wind and red indicating left wind. Beyond that the torsion spring is color coded so that technicians can determine the thickness, or gauge, of the wire.

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How many turns on a garage door spring?

A rule of thumb with springs is that four quarter turns equals a full revolution and the spring needs to be tightened a full revolution for every foot of door height (e.g. 7-1/2 foot door = 7 revolutions +2 (30 quarter turns).

Should garage door springs be the same size?

At times the garage door may be designed to take advantage of two different size springs which ensure optimal balance. … However, if the door is not balanced correctly, it will either open too much or too little.

Why does my garage door only have 1 Spring?

If you only had one, the door would be lifted unevenly. In short, order that uneven pressure would create all kinds of problems. But because the torsion spring sits on the wall above the center of the door and runs parallel to the door, you really only need one.

What does the spring do on a garage door?

Regardless of the type, your garage springs are responsible for helping the door raise and lower. When the garage door is lowered, the springs gain tension. When raising the garage door, tension is released and the spring assists with the lifting.

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