Most roof leaks caused by fail­ing flash­ings

Hartford Courant (Sunday) - - Home & Real Estate -

brick. This is a big mis­take, and the Brick In­dus­try As­so­ci­a­tion frowns on this poor prac­tice.

The chim­ney crown should not touch up against the clay flue lin­ers that are in the cen­ter of the chim­ney. Th­ese should be sur­rounded by a layer of foam so the flue liner can ex­pand and con­tract with­out ex­ert­ing pres­sure on the crown ma­te­rial. A spe­cial high­per­for­mance caulk that re­sists UV degra­da­tion fills the top 3/8 of an inch where the crown ma­te­rial is ad­ja­cent to the clay flue lin­ers.

TIM CARTER PHOTO

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