Each dormer adds about 30 sq.
Steel roof gabled dormer flashing.
Flashing where the dormer meets the main roof area can be done using westman steel roof shield which is an epdm dormer cap designed for this application shown as an on site flashing below.
Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels.
The dormer ridge cap needs to be cut and fitted under the main roof sheets.
From the floor to the peak and set back from the front wall of the house about 2 ft.
These problem areas include the edges of skylights and chimneys soil stacks vent fans and roof valleys as well as the intersection of the roof deck and dormer walls.
Installation details for this can be found at the back of this installation guide.
If you re a little unsure of your rough framing or roofing skills hire a carpenter to help with this phase of the roof dormer project.
Cover the membrane with a metal closure flashing.
Steel corner gable flashing in evergreen model 4875040875 22 18 22 18.
W type valley flashing is more rigid for handling so it stays straight and it stops waler rushing down one side of a.
Fabral shelterguard ac1 4 375 in.
The gable dormers we built are 6 ft.
This flashing protects your roof from water damage.
Fold the top over the roof ridge and cut the bottom along the drip edge metal.
Most flashing is made of galvanized metal but diy ers may prefer aluminum flashing because it s easier to bend.
I m going to install one between each panel directly in the center.
Install synthetic roofing underlayment or felt paper according to manufacturer specifications and then install the first piece of valley flashing.
Flashing provides the extra protection these spots need.
Repeat shingle step flashing shingle step flashing all the way up both sides of the dormer.
Wide about 9 ft.
Again fasten only to the roof with a nail through the flashing and the shingle.
With the end wall flashing in place i use stitch screws to attach it to the z trim and to the gable trim.
It s very important to make sure that you grab the z channel that s below and make sure that you re in the outside leg of the z channel.
Dormer flashing is installed under the siding and on top of the roof steel at the bottom of a dormer or endwall.
Drip edge metal valley flashing dormer chimney and kick out flashing shed water away from the connections between roofs walls chimneys and other building assemblies this collection of 18 articles animations and videos identifies the critical roof flashing areas illustrates durable roof flashing details and shows how to flash roofs.
