Flashing over the siding or trying to shove flashing up under that bottom course leaves a risk of water entry at the building wall sill.
Flashing base behind siding.
It s a mistake to flash over that bottom course of siding as moisture behind the flashing will still invite rot insects mold and.
Slip in the flashing.
Lift the bottom shingle and slip in the kickout flashing.
When it comes to flashing siding corners many builders simply use a 1x wood corner.
And when those corners start to decay they become.
Nail it to the sidewall or glue it if nailing isn t possible.
Then slip flashing behind the siding covering the top edge of the ledger.
Install the flashing before you finish the top of the brick wall as the flashing must go behind the siding as well as behind and under the top row of bricks that angle outward to cover the top.
Where the step flashing terminates along a sidewall is a common trouble spot for moisture problems.
Cover with cap flashing.
In areas where snow may build up add a wide band of peel and stick membrane over the step flashing but under the sheathing wrap as shown.
Stucco cladding install self adhesive flashing behind the weep screed a perforated metal strip at the base of the exterior walls at the height above grade specified by the local building code.
The best solution is a preformed or custom bent kick out flashing to divert the water away from the siding.
Snap a chalk line cut out the siding and tack up the ledger board.
Install the lathe and stucco to the first bend in the weep screed.
Make the outline large enough to include space for the deck boards on top the ledger and any trim boards on the sides.
On a wall to be covered with wood cement board vinyl or metal.
Use a felt paper spline wrapped around the corner and extending 6 inches beyond the corner board to protect the joints where the siding meets the corner boards see figure 1 5 at left.
But unlike fiber cement siding wood is almost sure to rot.
Flashing is a strip of metal usually aluminum about 8 inches long and bent at 90 degrees with each side at least 5 inches wide.
Building siding flashing finish details for building corners use overlapping 1x4s or 1x6s at outside corners or use 5 4 stock for a heavier look.
Otherwise dripping water will leave its mark along the siding.
