Framing A Shed Roof Dormer

Framing the dormer with the dormer roof raised and supported we cut away the part of the original roof that was still in place leaving the exposed ends of the floor joists.

Framing a shed roof dormer.

The shed roof rafters are fastened to the other side of the header. You ll also need good equipment for working up high an extension ladder roofing brackets and scaffolding see roof safety. Cut the shed dormers opening with a reciprocating saw. There is generally no load bearing issue when the end wall is framed directly over the exterior wall of the first floor.

The end wall of a shed dormer carries the load rather than the sidewalls. Shed dormers are an efficient way to gain more space. Framing a shed dormer is a simpler process than building a gable dormer. However the width can be increased with properly sized and engineered support framing.

To correct a slight dip in the floor we established a benchmark height with a laser level and nailed 2x6 squash blocks to the sides of the existing floor joists. Recently completed in march 2016 this project wasn t quite as straight froward as it may look in the video. Wide depending on the size and length of the existing rafters. This framing option is usually best for dormers up to 6 ft.

Framing a dormer with shed roof is a difficult process but if you take your steps correctly you will be able to handle the job effectively. Be extremely careful not to damage the existing structure. The construction of the dormer involved three st. Because they can be much wider than gable dormers shed dormers can provide more headroom and therefore more usable space.

Building a dormer requires a tool belt loaded with all the basic carpentry tools plus a few extras a circular saw reciprocating saw framing square and 2 and 4 ft. Create a layout that incorporates the details of the project such as slope headroom and exterior appearance. They also give you more bang for the buck. Usually a dormer is made for extra light into a house.

On the roof using the pilot holes drilled in step 1 snap the lines that will denote the opening in the roof for the dormer. Building a 20 ft wide shed dormer doesn t take much more effort than building a 4 ft wide version.