Flashing Roof Against Stone Wall
Because most roof flashing is required to extend up the wall a minimum of 4 and some a minimum of 5.
Flashing roof against stone wall. The current flashing details in the 2013 international residential code irc for sloped roof wall intersections are very difficult to construct. Apply the first course of shingles install the first course of shingles up to the wall and position the second flashing strip over the shingle. Just come across this great forum. Use your roofing cement to add a layer to the wall against the roof s base.
Must be kept up off the surface of the roof a minimum 1 some manufacturers of exterior wall coverings require a minimum of 2. I cut the tape so that it laps onto the housewrap above and 3 in. The roof flashing is then placed up behind this through the wall z bar flashing on the outside of the vertical blocking backing material. Except where walls are brick the vertical part of the sidewall flashing should extend up behind the exterior wall covering just like with headwalls.
I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall. Above the roof sheathing. Adding the step flashing. After you have placed the kickout flashing you will continue with step flashing.
If you dont have the step flashing on your shingled ro. A sidewall is a junction between a wall and a sloped portion of a roof. The covered area of the shingle in the second course should be completely covered by the step flashing. Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it.
Secure the kickout piece to the cement with nails or screws. The flashing extends up the wall at least 4. As a result most typical construction does not use any type of through the wall flashing which results in leaky wall complaints. Wonder if anyone can advise me on installing flashing on a slate roof against a stone wall.
The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas. There have always been problems with the flashing details at head walls rake walls and chimneys especially if stucco brick or stone veneer is used. Most simply use a nominal 6 piece of lumber. All exterior wall coverings whether it is wood siding vinyl siding brick or stone veneer stucco etc.
Flexible flashing tape seals the eave to the wall. Do not fasten the flashing to the wall because it must float with the roof. The horizontal part of the flashing will vary depending on the type of roof covering material.