Vinyl siding on chimneys vinyl siding is generally not recommended for exterior chimney siding because of the heat that the chimney produces.
Chimney framing siding.
Typically uses 2x4 structural members sheathed with osb or plywood exterior building sheathing.
Occasionally however it is found on chimneys installed on top of wood furring strips that provide a 1 inch clearance between the chimney and the siding.
Check that the siding is even horizontally with a level.
Framed chimney chases seem to be especially vulnerable and i ve repaired a lot of them over the years.
For example the house shown here was built just a few years before my crew and i began working on it but already the paint was peeling from the fiber cement clapboards and the corner boards had begun to rot see image 1.
Framing the chimney chase.
Position a piece of siding that has been pre ordered and cut to the width of your chimney against the wood furring near the bottom of the chimney.