Flashing A Metal Roof Around A Chimney

Bend legs up the chimney sides about 1 inch.

Flashing a metal roof around a chimney. Roofers call these shingle tins. Apply butyl tape to the underside of the closure. Fit an 8 inch 20 3 cm piece of square step flashing over the chimney s front corner. The roofing the cricket valley and the chimney base flashing all come together at the chimney corners and must overlap in the proper order.

Place the step flashing over the caulk and onto the chimney. Prebent step flashing 8 x 8 in. A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit. In addition to the saddle you ll need the following sheet metal parts see figure a.

More than the width of the chimney. Set the flashing aside. Panels above the chimney should be removed. Some lumberyards stock a dormer flashing.

Place a small drop of caulk where the roof and chimney meet at the chimney corner. Order about 12 in. Trim panels to fit around the chimney. Hammer 2 roofing nails into the flashing and.

When the chimney penetrates the roof below the ridge use a cricket on the up slope side to divert water around the chimney.