Flashing joints are lapped 6 in the direction of water flow.
Flashing flat roof to stucco wall.
The narrower step flashing just isn t wide enough to protect the intersection fully.
The new step flashing must extend up the wall a minimum of 4 and must be laced with each course of the new asphalt shingles.
It cannot be pulled out from behind the stucco because the weep screen at the bottom of the stucco is attached to the wall with nails.
Slip the wall leg of the weep screed behind the existing paper.
Wrap the top of the wall with the wrb and install a new cap flashing.
Alternatively if allowed install painted metal wall panels from roof flashing up and under existing cap flashing.
In this video kirk giordano demonstrates how to counter flash the bottom of a stucco wall over the step flashing of the roof so that no one has to jackhammer your walls just to fix a roof.
Control joint at floor line 2016 detail.
The metal flashing is formed with a hook edge and cleated on 12 centers.
Then install new stucco over the existing including a wrb.
Weep screed for stucco 2020 detail.
Flash onto the surface of the existing stucco.
The new roof is sealed to the flashing you just installed.
When the plywood deck is in place slide the 6x6 flashing down to the deck and nail to the deck at the outside edge of the flashing.
Flashing a nail flange window 2018 rev detail.
Typically made of aluminium or galvanized steel flashing is any material used over joints in your walls or roof to prevent water from seeping through.
Cantilevered deck joist stucco 2020 detail.
The new roof is going to be laminated asphalt shingles.
Slide a 6x6 galvanized flashing up behind the stucco and paper.
Bigger step flashing is better.
I recommend 12 in wide step flashings bent for a 5 in.
Lay 2x4 blocks on the roof to set a consistent height for the weep screed flashing.
Finally the housewrap can be laid up on the wall to cover the top of the kickout diverter and step flashings.
The flashing extends up the wall at least 4.
Wall to roof deck flashing 2020 detail.
Applying flashing to a stucco roof or walls requires both cement and nails as well as caulk or more stucco to create a water tight seal.
The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas.
If you do all this carefully and neatly the existing stucco stays and looks fine.
