How To Put Metal Roof On Dormers

Recessed or inset roof dormer.

How to put metal roof on dormers.

Ideally you would remove the existing roof metal to tie in and put a self sealing ice and water shield up the valley and the wider the better. 7 150 for dormer 8 wide x 8 deep. I have my valley custom made with water trough to help with leaking b. Install metal flashing at every dormer roof to main roof connection.

Since most ordinary homeowners do not have all the necessary know how or significant knowledge of basic roofing principles along with experience of working on an actual roof all day in the sun with the sweat pouring down the face as you work on flashing all the dormers chimneys and roof vents or shingling away for hours on end and doing it right taking on the installation of a metal roof. My crew is having issues with installing grand 3 rib roof in regards to the flashing. Hip dormers have more roofing and less siding so again material costs for each will play a role in total cost. Mark the inside.

Trace the layout on the underside of the roof using a plumb bob and install nails through the corners. Cut it to the length of the opening and then use metal joist hangers to attach it to the new rafters. If you are unable to remove the old metal you should still try and slide the ice and water sheild up under the existing roof as far as the valley metal and you can still peal and stick the xposed side. Also where the dormer meets the roof decking they installed the w valley and extended it from past top of ridge on dormer enough to overlap both sides of w valley and down past the end only 3 inches right now but i think we need to go further down with it.

Place this in the valley on each side of a gable roof one edge laid on the gable roof with the other side nailed flat on. The top joinery of both valleys when they meet on the same plane of roof is shown here. Hipped roof dormer cost.