The window is usually installed next and then the roofing contractor will install the shingles over the dormer roof and the main roof at the same time so there is no visible transition between.
Put a window on roof shigle.
Butt a full shingle up against the cut shingle and nail into place.
Roofing contractor jack viera demonstrates installing three tab asphalt roof shingles.
Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof.
Start by laying asphalt felt or other underlayment over the roof.
Install new flashing metal.
Place the first screw.
Known in the trade as vertical racking or staggering this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak without the wasted back and forth motion necessary to fill several rows of stair steps.
Install your drip flashing around the eaves of the bay window roof.
Install the roofing screws vertically along each rib in the panel.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
Overlap each row at least 3 to 4 inches.
Watch and see how easy it is.
Using your staple gun secure the felt to the roof.
Shingling a shed and want some tips.
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.
Handy home shows you universal shingling techniques that can be applied to any shed.
If you live in an area with inclement weather you should consider using a special ice and water protector.