We always apply i w before all flashing details as a temporary dry in procedure and second layer of defense against leaks.
Flashing a bay window with metal roof.
Two ways to flash roof edges.
Apply silicone caulking to the backsides of the flashing and place it so that the vertical section covers the overhang of the lip of the roof while the horizontal section lays flat on the roof.
Issues with your counter flashing are normally the number one reason why a bay window can leak.
One common method is to lay the edge metal under the eaves membrane and over the rake.
Install your drip flashing around the eaves of the bay window roof.
Details concrete masonry roofing wrb flashing.
Nail it in place.
If your home is brick we do a full examination of the caulk around the bay window edge.
Where the center part of the roof of the bay is hitting the siding there s flashing going up under the siding and there s flashing coming down on top of the shingles.
Often due to the age of the house the original roofing sealant will break down and start to crack and fall apart.
There s no cocking ph along the bottom of the flashing.
On the side on either side of the hips the flashing actually goes under the shingles and behind the siding.
On the front of the bay a layer of shingles can cover the flashing if you need to hide it.
Also each part of the roof requires the correct flashing so you know there will be a tight seam where the materials join.
Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.
During our inspection of bay windows we will check all flashings behind the siding for proper installation.
Not only do we protect your home s roof we provide bay window leaking services for maximum defense against water damage.
We would have used a longer step flashing along the angled walls of the bay porch roof intersection.