Building wall or siding flashing details at horizontal surfaces.
Flashing for top of siding.
It is used to protect the horizontal joints between sheets of siding from water infiltration.
At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap.
Make the outline large enough to include space for the deck boards on top the ledger and any trim boards on the sides.
Start by making an outline on the siding where you want to position the ledger board.
Installation of a continuous sheet of metal flashing from the top of the roof to the bottom of the roof in lieu of step flashing is not a correct method of installation in many instances.
Proper installation of flashing behind siding common mistakes involving step flashing.
Second step flashing needs to extend 8 to 14 inches above the shingles according to the national roofing contractors association nrca.
Then cut away the siding.
Continue installing the z flashing at the top edge of the siding panels across the full length of wall.
The seat dimension 3 8 in corresponds to the siding thickness.
If this is a repair job the siding must also be removed and replaced with the flashing.
Then slip flashing behind the siding covering the top edge of the ledger.
Install the trim just under the drip cap.
To install the flashing cut pieces of building.
The large leg of the metal goes against the wall leaving the seat and face covering the top edge of the siding.
First step flashing must be installed before the siding so that the siding can cover the top of the flashing.
How to install flashing around a patio door when sealing a patio door check the manufacturer s instructions and be sure to follow the directions carefully.
For more on extruded aluminum flashing options go to http.
Inspect the sidewall around and underneath the fascia and inside the house for signs of moisture damage and repair any rotted areas.
And like other flashing metal coil comes in most popular siding and soffit colors for easy matching and a professionally finished look.
If the kick out and step flashing can t tuck behind the siding screw on cap flashing to cover it then caulk along the top.
On a wall to be covered with wood cement board vinyl or metal siding the step flashing and associated roofing must be installed first so the siding can cover the top of the step flashing on.
This aritcle describes the cause repair and prevention of leaks rot damage at a wood framed wall that was not properly flashed and sealed at the wall bottom.
Position the flashing lengths as defined in step 2 overlapping the ends a minimum of 2 inches onto the previous flashing piece and securing the flashing with 8d nails at each wall stud.
Flashing materials choices installation details specifications.
Galvanized steel z flashing is made from 28 gauge galvanized steel.
