Flashing Where Two Roof Lines Meet

The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in.

Flashing where two roof lines meet.

While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. Remember to caulk the underside of the flashing with a sealant. Open valleys have metal flashing to protect this critical area of the roof. Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls chimneys and other building assemblies.

If you don t direct water from the roof into. Position the flashing between the two roof pitches. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. Ground zero for roof rot is often where roofs meet walls.

If leaks continue to occur from ice dams consider installing roof edge heating cables. This material is available with a v or w shaped profile and is placed over the top of the building felt before the roof s finishing material is installed. Now nail this first flashing at both its far ends. Place the 2 by 4 inch piece of lumber along the center of the flashing.

Val ley flashing protects the valleys where two roof planes meet. Then reshingle sliding metal step flashing behind the fascia board the trim behind the gutter. Slide the right edge of the flashing under the highest roof pitch.