Inspect the sidewall around and underneath the fascia and inside the house for signs of moisture damage and repair any rotted areas.
Vinyl siding chimney flashing.
Wall flashing where siding meets a chimney originally posted by michael thomas.
Follow the directions of the siding manufacturer for.
Add felt if needed before nailing the new wood on and prime the new wood on all four sides before installing it.
This is why there are drain holes at the bottom of the laps to let it back out.
Nail j channel for vinyl or metal siding onto the flashing.
Then an ice water shield underlayment must be installed around the chimney.
Roof chimney leak repair.
On a vinyl job moisture gains access to the back side of the vinyl at all sorts of points.
To properly re flash a chimney with vinyl siding you must remove everything around the chimney including the siding and any old metal flashing that might be installed.