Shed Roof To Wall Flashing

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.

Where a slope roof meets a sidewall slip the upper legs of the step flashing under the sheathing wrap see illustration. Rain should run off the roof and into the gutter. Step flashing protects the gap where roofs meet walls by weaving into the roof shingles. Ensure there is proper continuous intake ventilation below proposed roof to wall ventilation.

Flashing joints are lapped 6 in the direction of water flow. Galvanized steel is a trusted low maintenance product that is known for durability. 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. The metal flashing is formed with a hook edge and cleated on 12 centers.

Click to enlarge make sure the sheathing wrap overlaps all step flashings. The flashing extends up the wall at least 4. Where snow buildup is likely add a wide band of peel and stick membrane lapped over the step flashing but under the sheathing wrap. 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.

At the bottom of the roof water needs to be directed. 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. Flashing is installed to surround roof features such as vents chimneys and skylights. Roof to wall flashing is bent at a 110.

Shed roof ventilation instructions.