How To Add A Dormer To A Roof

Use a plumb bob to transfer the inside edge of the walls to the underside of the roof.

How to add a dormer to a roof.

Remove the shingles and the sheathing board from the area of the roof where the dormer will constructed. Before you can cut the hole for the roof dormer you must know exactly where the side walls will be built. Before you break out the tool kit or start calling contractors consider these factors. Roll the tarp up so you will be prepared in the event of rain.

Drag the dormer outline to the desired position over the roof object in sketch and click to place it. Affix the tarp to the roof screwing a 2 by 4 5 08 by 10 16 cm over it. A dormer is a roofed structure often containing a window that projects vertically beyond the plane of a pitched roof. In the sketch tools above click the roof drop down arrow.

Add a dormer to a roof in x1. Select the sketch tab. The roof of your new dormer windows will match the existing roofing material. When building a dormer an addition that comes through the roof to create a higher ceiling and more interior space you remove an area of the old roof and build the new structure.

Pan to your roof in the sketch workspace. In order to create a consistent look the section of roof around the dormer may also need to be upgraded or replace. There are several options for dormers including shed flat gable and hip. Smaller projects like adding a window dormer cost about 4 000 larger remodels like adding a bathroom dormer run about 24 000.

Keep in mind that most shingles and shakes will fade in only a few weeks. Updated 8 months ago by jake d. Mark the inside edges of the dormer s sidewalls in chalk.