Flashing Between Brick Chimney And Siding

Sections of l shaped sheet metal are woven into the shingle courses and lapped up the side of the chimney.

Flashing between brick chimney and siding.

5 press the flashing into place at the transition. For fireplace boxes and chimneys apply caulking along both parts at the back to ensure a vertical seal at the brick. The closed cell foam won t rot or soak up water just be sure to use enough blue tape to protect the brick and siding from the expanding foam. Again only about 1 2 to 3 4 inch gap.

Up behind the siding when i pulled off the trim and some siding tar paper the board osb right along the brick chimney was crumbling away from the ledge down but only on the right side of the chimney. From there you have the choice of installing several types of flashing which would extend behind the vinyl siding and over a few inches of the brick. Vinyl however is not the best material for chimney exteriors and is generally combined with masonry materials for greater wear and fire resistance. The original joint between house and chimney should be sealed first.

Flashing between brick and siding is a relatively similar process on all types of brick to siding transitions although there may be slight variations based on manufacturer recommendations. Repair of a water damaged framed chimney using low maintenance pvc corner boards and fiber cement siding. B the flashing on the chimney ledge was installed with the metal bent down behind the brick vs. Thu feb 01 2007 7 13 pm our ma cider mill had a chimney that sttod proud of the siding which went all the way across behind it.

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. And more often than not the culprit is the flashing the sheet metal that keeps the intersection between the chimney and roof watertight. The first is called step flashing.