Rough Opening For 8x7 Garage Door

In our business we refer to rough openings as the size of the opening before the finished lumber has been added to the jambs.

Rough opening for 8x7 garage door.

Next you will need to know your door height. If opening will be perfectly level and plumb 1 2 to 3 4 smaller than door. Standard garage doors in our area are 8 9 16 and 18 wide. After installing the jambs your garage door opening should now be the same size as the garage door.

Also many garage door installers want 2x4 s nailed on the flat to the inside edge of the opening for the tracks to be fastened to. If sides are not plumb consider a flush door instead of a raised panel to make it less obvious. At least two 2x4s on each side of the jambs but three would not hurt. 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.

The size of the door will be approximately the same as this sometimes called the rough opening next measure the sideroom or space available on the left and right sides of the opening. Ordering a garage door based on a rough opening size can leave you with a door that is too big. Make sure to allow for an uneven floor. Cut the header from 2 x 12 lumber and to a length of the rough opening plus 6 inches.

Words like rough opening are thrown around and i m not sure if we are speaking about the same thing. To make my. Nail or screw 2 x 6 jambs to the framing on the top first and then the sides of the rough opening. 1 2 or 1 in one direction of the other will won t typically cause you to have to shop for a non standard garage door size.

However if you are putting bricks thick river rock stones marble or anything else on both sides that is more than 1 thick you will want the rough opening the same. 99 of the residential garage doors that we run across are different than these widths. Install the header on top of the trimmers and nail. Width of garage door opening standard widths are 8 9 10 12 14 16 17 and 18 height of the garage door opening standard residential heights are 7 7 6 8 header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening.

On each side although some systems can require up to 5 1 2 in. Otherwise its done with 1x stock pvc or sometimes 5 4 lodgepole pine trim. Therefore making the width of the garage door rough opening the same size as the door would be fine if you are going to use a thin layer of stucco vinyl siding or 1 by lumber. Most garage doors openings i trim out get done simply with aluminum cladding but this is for cost.

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.