#Flash around a chimney install
But like anything else exposed to the elements, damage can occur: caulk can come loose flashing pieces can tear or be torn off in storms and materials can corrode and rust.Īt Coopertown Services, we regularly repair and install custom flashing, and will be able to assess the damage to your flashing, and suggest the correct repairs. High-quality urethane caulk is applied around the edges and corners to further bolster the flashing’s ability to block water.įlashing is designed to provide a barrier against water, and with proper installation, it can effectively protect your chimney for years. Counter flashing is then installed into the chimney mortar joints, over the step flashing, to add a second layer of protection. Both are placed and layered to form a water-tight base around the chimney.įor the step flashing, L-shaped pieces are woven into the shingles and up against the chimney to provide a base layer of protection. The Simplest Explanation Of Flashing Design:įlashing consists of two types of flashing materials: step flashing, and counter flashing. Flashing needs to be custom-made so that it thoroughly protects your chimney, all the way around, without leaving any space for water to make its way through. Chimney Flashing Design: Layers Of ProtectionĬhimney flashing is custom work, with layers of metal that are specially sized and installed for each individual chimney.
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