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.
Low slope roof flashing.
For a low slope residential roof there are two main options.
Open valleys have metal flashing to protect this critical area of the roof.
Metal roofs have turned out to be problematic in our area.
Visiting my sister marlene in thunder bay this summer 2012 there was as usual a project like every other time.
Reshingling a low slope roof and a few things not to do this article covers reshingling a low sloped roof and a few things you should avoid when shingling such a roof.
These systems rely on overlapping elements roofing felts shingles tiles and flashing details to redirect the rainfall.
The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
Normally used with a low slope.
Low slope roof slip metal flashing for the roofing industry is available in standard 10 lengths from sheet metal supply.
The pitch of the roof provides the gravity and the detailing provides the redirection.
Low slope roofing.
This rules out steel and aluminum roofing.
Flashing problems account for the majority of roof leaks on low slope built up roof systems.
Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.
For a slope below about 3 12 metal must be fully soldered in places that get snow and ice.
However in low slope roofing systems it is easier for water to accumulate.
Then apply standard asphalt shingles over the membrane.
Adequate research of flashing conditions and the use of proper flashing details is vital to the long term success of the roof system.
1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many equivalent products.
While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.
While a low slope metal roof could in principle be properly built in the situations we encounter that seems to be the exception.