Measuring for Garage Doors

Whether you are replacing an existing door or pricing doors for a new garage, you must measure properly to be sure you order the right size. The illustrated instructions below explain the process.

Step #1
Measure the width and height of the door opening in millimetre.

Step #2
Measure for sideroom. You will need 10centimetre on each side to install the vertical track for standard torsion springs,

Step #3
Measure your headroom -- the distance between the top of the door opening (jamb header) and the ceiling (or floor joist). You will need 30cm headroom for standard torsion springs . If you have restricted headroom, a "low headroom" track may be available for your door,You will need 17cm headroom . Be aware that electric operators may require additional headroom.

Step #4
Measure your backroom -- the distance from the door opening to the back wall of the garage. Door height plus 100cm is required. Be aware that electric operators may need additional.