Vinyl Siding Chimney Flashing

Replacement and resurfacing can be expensive which makes cladding a masonry chimney with siding an attractive option in some instances.

Vinyl siding chimney flashing.

Leave a 1 4 inch gap between the step flashing and wood siding or cement board. 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. If the sidewall is stucco or solid wood like ours and you can t open it to get flashing behind it continue the step flashing to the peak of the roof then cover the step flashing with cap flashing photo 2.

Then an ice water shield underlayment must be installed around the chimney. However a masonry chimney may begin to show its age over time. Many residential chimneys are finished with stone or brick to help insulate them and provide a traditional appearance. Roof chimney leak repair.

Follow the directions of the siding manufacturer for. If the shingle already has flashing on it the kickout flashing has to slip beneath it and you ll have to loosen or remove siding to do this. On a vinyl job moisture gains access to the back side of the vinyl at all sorts of points. The water then runs off the flashing because it can t go up the flashing as it extends up behind the siding.

Wall flashing where siding meets a chimney originally posted by michael thomas. The water runs down the siding and at the bottom of the first row of vinyl siding it drips off and contacts the metal flashing as it runs across the top of the fascia board. 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. Bend a piece of cap flashing to fit around the top corner of the chimney and add the cap flashing across the back of the chimney.

Cut the side cap flashing to fit the angle of the roof so it overlaps each lower cap flashing at least 2 in.