Flashing Around Chimney Steel Roof

Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer.

Flashing around chimney steel roof.

Install two layers of butyl tape sealant under perimeter of pan flashing. Chimney pipes on metal roofs must be flashed in order to create a watertight seal around the pipe and prevent leaks through the roof. A continuous sheet metal apron across the chimney s downslope face l shaped step flashing running up both sides and when the chimney sits below the roof ridge a cricket or saddle running across the upslope face. The rubber boot is trimmed to fit around the pipe and then secured to the roof with screws and sealant.

Base flashing has several components. The flashing can be installed quickly and easily with kits that use rubber pipe boots. Pan flashing should extend at least 12 inches up the roof plane. A cricket is sloped like a tent roof to deflect water around the chimney.

Cut and fold pan flashing to fold up the back of the chimney and over the sidewall trim.