Use one piece as near to the top as you can which would be.
Installing garage door opener off center.
Then set the opener on a ladder where you re going to install it.
Set it securely on top of a stepladder so it s conveniently close to the ceiling.
Prepare your garage door for opener installation.
The garage door opener mounting bracket also called the header bracket secures the carriage tube to the wall above the door.
An opener will work ok off center of the door but really needs to be perpendicular to the door.
Align the opener s rail with the center of the garage door.
Make sure your garage door is well lubricated and operating properly.
Midway garage doors is your garage door and opener expert.
It is common for people to try to install it off center because of obstructions.
If you can t raise and lower the door normally by hand do not install the opener until the door is repaired.
Lift the power unit.
If your door has extension springs the opener must be installed in the center of the door.
Garage door opener installation is available starting at 127 including removal and haul away of old openers and other materials.
Whether for the purchase installation maintenance replacement or repair of your garage door or 28.
The only consideration is the door is balanced properly on spring tension.
The weight of a garage door is supported by the door springs cables and pulleys not the opener.
Move the obstruction rather than do the installation off center.
The exact location depends on the type of door.
Request service online in store or by phone and a licensed professional installer will contact you to schedule the installation date.
To offset mount the opener arm to the door section.
When installing the garage door opener you have to take care that the motor and lift assembly are installed in the exact center of the door.
I have seen lots of 16 wide and wider doors with the operator to one side or the other.
Place the opener on a ladder and use scrap lumber to get it at the height you need.
As you said run perforated angle iron from the center stile to the next stile over.