Drip edges are strips of flashing material that run along roof eaves and rakes to prevent water from seeping under the finished roof along its edges.
Shed roof to wall flashing.
Roof to wall flashing is bent at a 110.
The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas.
The majority of roof leaks occur in locations where the plane of the roof is interrupted by a ridge another roof intersecting at an angle a wall or penetration.
The metal flashing is formed with a hook edge and cleated on 12 centers.
The shorter vertical plane is attached to the upper floor wall under the building paper the lower plane sits on top of the underlayment and under the shingles.
Click to enlarge make sure the sheathing wrap overlaps all step flashings.
Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer.
Galvanized steel is a trusted low maintenance product that is known for durability.
Rain should run off the roof and into the gutter.
Step 2 measure 3 out from the wall where the smartvent will bend up on the wall.
Shed roof ventilation instructions.
Step flashing protects the gap where roofs meet walls by weaving into the roof shingles.
Flashing is installed to surround roof features such as vents chimneys and skylights.
Flashing joints are lapped 6 in the direction of water flow.
Where a slope roof meets a sidewall slip the upper legs of the step flashing under the sheathing wrap see illustration.
Shingle up to the area that requires the smartvent roof to wall vent application.
Where snow buildup is likely add a wide band of peel and stick membrane lapped over the step flashing but under the sheathing wrap.
