Determine bracket mounting surface areas refer to the height chart below for minimum areas required for your door to operate correctly.
Rough opening for clopay 8 garage doors.
When pricing your door you will need to price a garage door exactly the size of the opening so when calling around for price points be sure that you have this information in hand.
Determine clearance areas refer to the height chart below for minimum.
Garages garage door openers work shops sheds breezeways and carports rough opening of a 8 x7 door i am building a garage with a 8 wide and 7 tall door.
You should add 2 1 2 to the height of the actual door.
The rough opening is equal to the size of the door but you need to figure back head and side room before choosing and installing the new garage door.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
If you are installing a 9 wide door the opening will be 9 3 wide.
This will give you room to space the door frame off of the sub floor.
Measure opening in feet and inches.
Step 1 measure the old door if you are replacing an existing door with one of the same size or the new door of choice if you are building a new garage.
For residential homes 99 of doors are either exactly 7 or 8 tall.
If it s 9ft the opening must be 9ft 3 inches and so on.
Measure your rough opening a width by b height size door you need note.
The width of the rough opening should be 3 inches greater than the width of the garage door you are purchasing.
For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide.
If the door is 7 tall frame the opening 7 1 5.
The rough opening should be the same size as the door.
Measure the width and height 1 and 2 of your door opening in feet and inches to determine the garage door size you need.
Just add 2 to the width of the actual door size.
You get the picture.
Framing rough opening sizes are really quite simple.
The height of the rough opening would be the height of the garage door plus the thickness of whatever you are putting underneath the header in addition to the thickness of the mortar etc.
Standard garage doors start at 7 tall and increase in increments of one foot.
Getting the rough opening size right the first time will save you from frustration when installing your doors.
Take these measurements to your local installing dealer or retailer to purchase the clopay garage door that is right for you.