Standard Garage Door Sizes Rough Opening. The rough opening is essentially the size of the finished garage door. Double Garage Door size.
Ad We Sell Install A Wide Range Of Garage Doors. Ad Creating Unique Garage Doors To Suit Your Lifestyle. Rough opening for an over head door is the actual size of the door in this case 8 x 7.
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Wide Range of Designs Colourbond Colour to Choose From. Rough opening for an over head door is the actual size of the door in this case 8 x 7. Book A Free Quote. But electrical door opener will require more space and typically 14 - 18 inches distance from the door track to garage ceiling will be sufficient for proper installation and fully functional opener.