Sometimes with the siding trim and door out of the way a flashing can be slid in between the house and the concrete.
Flashing between siding and concrete.
It s a mistake to flash over that bottom course of siding as moisture behind the flashing will still invite rot insects mold and.
In this rogue episode matt will show you a method to waterproof this very tricky transition between a wall and flat concrete slab.
This flashing will keep any water that does get behind the concrete step from reaching the wall sheathing rim joist and mudsill.
Otherwise dripping water will leave its mark along the siding.
On a wall to be covered with wood cement board vinyl or metal.
Ideally there should be some wall flashing over the wall sheathing from the bottom of the door extending over the foundation and the door s pan flashing should lap over this wall flashing.
The best solution is a preformed or custom bent kick out flashing to divert the water away from the siding.
But the j cap also creates a consistent line.
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.
Other times an l flashing over the surface of the concrete and work but keep in mind this can also trap moisture behind the the concrete.
Using a metal j flashing between these types of transitions provides a barrier between siding and transitions that protects against water intrusion.
Even if the roof has been properly flashed against the sidewall this one hasn t water can still run down the side of the house and behind the siding causing rot.
Large roof overhangs can provide protection in some cases.
The solution to rotting sidewalls is a small piece of bent metal called a kickout flashing at roofing suppliers which simply directs all that water away from the wall.