Chimney flashing protects the structure of a roof at venting exit points for different roof types.
Roof to wood chimney chase flashing.
Tools you will need for roofing from amazon bostitch coil nailer https amzn to 2u1v8e2 shingle remover https amzn to 2fzu5wf roof snake https amzn to 2.
Slide the prebent and soldered chimney saddle into place behind the chimney.
It can be made of a variety of materials depending on the type of roof and its pitch.
Galvanized roofing nails about every 6 in.
Step flashing step flashing is the flashing that is incorporated into the shingle.
Along the edges or closer if necessary to flatten the metal.
This design provides waterproofing at the exit point of a vent to divert water around the vent and to prevent water intrusion through the hole cut into the roof decking.
Extending the cricket past the corners helps divert water flowing down the roof away from the chase and also simplifies step flashing installation.
The chimney chase has a saddle flashing in.
Within a shingle roof the flashing is expertly woven into the shingles or roofing materials to protect the seam between the chimney and the roof.
The main component of chimney flashing consists of a flat base with a tapered cone.
Seal the sides of the chimney with prebent pieces of step flashing under each course of shingles photos 4 and 5.
Here we are we re on the roof and we re looking at this chimney chase which is pretty typical to see on a roof.