I have my valley custom made with water trough to help with leaking b.
Flashing green metal roofing dormer.
Dormer flashing is installed under the siding and on top of the roof steel at the bottom of a dormer or endwall.
Cover the membrane with a metal closure flashing.
The next shingle extends below the previous step flashing.
This flashing protects your roof from water damage.
Because this type of metal flashing can t be soldered making a leak proof joint where the flashing turns the corner at the bottom of the dormer called for special attention but i have a detail that handled the situation nicely.
Gable dormer junctions dormer roof junctions with profiled metal roofing always present a tricky area of flashing and their detailing is often conveniently overlooked by designers.
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The heavy snows and ice of winter 2013 14 compounded the problem when ice damming on the roof backed up into the dormer and poured through to the foyer ceiling creating the situation shown above.
With a reputation for solving water leaks the family called mosby building arts for help.
This dormer flashing kit is designed to flash common spots for water seepage such as edges of skylights and chimneys as well as the intersection of the roof deck and dormer walls.
Again fasten only to the roof with a nail through the flashing and the shingle.
You can bed it in roofing cement.
10 galvanized dormer flashing.
When installed properly the steel dormer flashing is a low maintenance option that allows you peace of mind knowing your roofline is properly flashed.
So i finished.
6 at the top roll the roof underlayment up onto the soffit and use peel and stick to seal the roof soffit connection.
I got one done and then the rain came and i had to find other things to work on.
For photos and the four steps to flash a dormer click the view pdf button below.
Repeat shingle step flashing shingle step flashing all the way up both sides of the dormer.
The top joinery of both valleys when they meet on the same plane of roof is shown here.
And so on continuing up the side of the dormer.
At the top fold a closure flashing with a piece of sheet metal that can tuck into the crotch where roof meets soffit.
Today i tried to put on the flashing around my dormers again.
And the next step flashing goes on top aligned above the next shingle.
