Step Flashing Roof

Install the step flashing.

Step flashing roof.

Counter flashing is the final layer of a three part waterproof barrier installed between a roof and a vertical wall or chimney. Multiple pieces of the flashing will be installed in layers with shingles to ensure the water flows away from the wall. Step flashing redirects the water back onto the shingle. The first two layers are called base flashing and step flashing.

So when a shake roof is replaced re using the step flashings from the old shake roof will result in one step flashing for each two courses of new composition shingle. Step flashing roof flashing the home depot store finder. Continuous flashing is sometimes seen where a roof meets a sidewall but in the long run step flashing will do a better job of preventing water leaks. The step flashings on a composition shingle roof are typically to be installed every 5 inches.

Step flashing is a rectangular piece of flashing bent 90 degrees in the center. Align the step flashing with the leading edge of the starter course and nail it in place using one nail in the upper corner. Before running the first row of shingles install a piece of step flashing along the sidewall so that it sits tightly against the roof. Step flashing can be made with aluminum copper lead galvanized steel or.

Item 831018 model 4916sp 30. The term reglet flashing refers to an installation method for counter flashing not a separate layer. Step flashing protects the interface between a roof and a wall from water leaks that can cause hidden damage for years. Get free shipping on qualified step flashing or buy online pick up in store today in the building materials department.

Even if one piece of step flashing fails the flashing and shingle below it start the.