If that side of the roof is 12 feet from the roof s edge to the imaginary line drawn vertically from the top peak to form a 90 degree triangle the peak at the height of the roof will measure 4 feet with the bottom 12 foot long horizontal line.
Peek roof line dormer.
19 00 32 00 siding and roofing materials installed.
When you look at the side roof line of a home the triangle formed from the eaves to the peak is called a gable.
Homes with gables at different levels on the roofs often have siding that meets the roof line.
A gable dormer mimics this shape a triangle starting at the eaves but it s on the front or back side of the roof is narrower than the end gable and does not go as far as the peak.
Instead of a standard straight cut you must cut these pieces.
If the slope of your dormer roof is the same as your old roof hold a scrap of plywood against the old roof boards and draw a level line on it.
Along the level line and using a square to draw a perpendicular line up to the roof edge of the board.
3 25 4 50 framing the dormer.
Again while not especially interesting it does reduce construction cost while increasing though not maximizing as does a true flat roof dormer the space beneath.
A shed roof differs from a flat roof dormer only in that the roof is sloped.
Make a rafter cutting jig by measuring 12 in.
It has no peak no hip and it isn t rounded.
15 00 20 00 finishing the interior.
How to cut siding near the roof line.