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Garage door support cross brace.
The main vertical braces will be two 2 by 4 boards secured together to create a t shape.
The top end of secure door is anchored into the wall concrete header above the garage door.
They also allow the door to open and close smoothly.
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Support struts allow your garage door to open and close smoothly while remaining strong and reliable.
If the sections are not rigid the garage door will bind as it opens and closes.
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One board will be the height from the concrete floor to the top of the garage door and the other will run from the top of the floor brace to the l shaped mounting bracket.
Garage door struts stiffen door sections to prevent them from bending or breaking.
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