It is recommended to install ice shield on top of the smartvent extending up the wall about 12 to ensure a weather tight seal lapping under any house wrap so water can drain over the ice shield any waterproof membrane will work instead of ice shield.
Ger to attic where roof and wall meets.
Part of the flashing turns up on the wall and the other portion gets covered by the next row of shingles.
This illustration shows proper flashing at a headwall condition.
As each row of shingles is laid a step flashing is installed over the shingle next to the wall.
This approach would also require you to insulate the gable walls of your attic if there are any.
Chimney flashing a chimney is an area of the roof particularly vulnerable to water damage.
This approach would transform your vented unconditioned attic to an unvented conditioned attic.
Step flashing ensures that water is directed away from the wall and ends up in the gutter.
A headwall is a level junction where a roof meets a wall.
I can t really get my body close enough to the point where the hole needs to be to drop down the wall since the slope of the roof meets the ceiling in the attic and leaves only about a foot and a half clearance.
You find these flashings where a roof climbs alongside a vertical wall.
They go along where walls meet the roof such as dormers etc.
How to use the sloped space in an attic.
Step flashing is best for where the roof face meets a wall for example where a dormer projects out of the roof.
Headwall flashing should extend up behind the exterior wall covering and down over the roof covering material as you see here.
This is true no matter what type of roof covering material is installed.
The short walls that meet the slope of an attic ceiling are usually referred to as knee walls.
These low walls add an interesting architectural feature to.
If you meant an eave gap under an entirely new roof between the top of the wall and the underside of the roof that might well be especially if between the rafters or truss rafter tails your eave ventilation gap which for a ventilated unheated unair conditioned attic provides ventilation air to control heat and moisure buildup.
Chimney flashing creates a water resistant shell around the chimney but flashing can be damaged resulting in leaks.
Look for rust or holes in these flashings.
In this spot it s possible that water could flow down the wall and slip past the shingles into the building below.