And damaged flashing is behind most roof leaks.
Roof hog valley.
Closed cut shingle valleys work fine with strip shingles and laminated asphalt shingles.
A closed cut roof valley will have at least four layers of roof materials.
The open woven and closed cut methods are demonstrated.
Valleys are a prime leak area so it s important to be careful.
Weaving a shingle valley by dunn contracting 727 410 5717 james dunn.
One layer each of felt underlayment mineral surfaced roll roofing and two layers of shingles.
A hog valley is a section of roof that is usually a lower pitch or angle of roof that collects a lot of water from the other two steeper roofs that flow into it.
There is usually a wall that this valley meets at the narrow end causing water to accumulate at.
A flashing is a transitional roofing material that connects the roof material to some other building material or to another part of the roof.