Steel Roof Flashing Around Chimney

The flashing can be installed quickly and easily with kits that use rubber pipe boots.

Steel roof flashing around chimney. The rubber boot is trimmed to fit around the pipe and then secured to the roof with screws and sealant. Weather and oxidization are the most common culprits for flashing deterioration but it is possible that flashing can just simply come loose. 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. Rivet the pan flashing to the sidewall flashing.

Apply sealant to sidewall flashing where pan flashing tabs will overlap. It s typically made of thin pieces of impenetrable material which inhibits water leaking around the chimney preserving the building from moisture and mold issues. Square step flashing to fit 1 1 2 in. Flashing is often made of metal which is the norm on a metal roof.

Cut and fold pan flashing to fold up the back of the chimney and over the sidewall trim. Pan flashing should extend at least 12 inches up the roof plane. Embed the corner step flashing in the caulk and nail it to the roof with two roofing nails. Chimney pipes on metal roofs must be flashed in order to create a watertight seal around the pipe and prevent leaks through the roof.

Flashing is installed to surround roof features such as vents chimneys and skylights. Metal roof stove pipe flashing flashing is a method of weatherproofing the base of a chimney. Install two layers of butyl tape sealant under perimeter of pan flashing. Apply a jelly bean size dollop of caulk at the corner where the chimney meets the roof.

Base flashing has several components. Around the front corner as shown. A cricket is sloped like a tent roof to deflect water around the chimney.