Standard garage door sizes range from single doors to commercial doors.
Normal garage door height.
As for the height it is 7 or 8 feet.
For an approximately 12 x 22 detached garage or one attached to your house the most common width is 8 or 9 feet as for the height it is 7 or 8 feet however in terms of height it can go up to 12 feet to accommodate an rv.
If you have an rv the door can go up to 10 feet.
For a garage attached or detached from your house of around 18 x 24 feet most popular width for a garage door is 16 feet.
You should reconsider the specifications for your garage door if you have multiple vehicles or a large vehicle to park inside.
Then the garage door would be 6 x 6 6.
Use a step ladder to more easily measure the ceiling height.
Double garage doors have a width of 12 to 16 feet.
Custom doors range per home.
For a shed the best size for installing a garage door is 8 x 14 feet.
Single garage doors are a height of 7 feet with widths from 8 to 10 feet.
Rv garage doors are taller with a height of 8 to 9 feet and width of 16.
This is for a normal home with a normal car truck suv or van parked inside.
Double car garage doors typically start at 12 feet wide and move.
Well normal garage doors measure 8 x 7 feet 9 x 7 feet and 10 x 7 feet all around.
Measure the backroom the distance from the garage door opening to the back wall of the garage.