Counter-flashing or cover flashing , cap flashing is a term used when there are two parallel pieces of flashing employed together  such as on a chimney, where the counter-flashing is built into the chimney and overlaps a replaceable piece of base flashing. If the chimney needs to be on a rafter location, just cut the rafter and frame a solid box, just like you would for a stairway in a floor. Fasteners metal roofing Penetrations pipe penetrations Roof System SSR standing seam Standing seam metal roof Thermal Movement Warranties weathertightness. Flashing improperly installed can direct water into a building. David is responsible for product testing, product approval, product development, documentation and project design. Home Facility Executive Live! Results on your flashing?
Chimney thru metal roof | CRIMEFICTIONLOUNGE.CLUB Forums Home
To whom it may concern: Cover sealants, expandable flashing materials and underlayment membranes with the metal flashing material. It came in multiple colors, and I found one called Stone that matched the color of my roof panels exactly. If good portable bending equipment is not available, then it is best to have the flashings made in a sheet metal shop rather than try to make do in the field. A copper sleeve is soldered to the base flashing.
We do this on two sides and the bottom. While most stone is not affected by water penetration, large amounts of mortar are required to bond the stone together properly. It offers a permanent seal, it installs similar to a shingle type flashing, by tucking under the metal on the top side. It is designed to allow both the roof and the chimney to expand and contract at their own rates without breaking the waterproof seal in either area.
Moisture protection Building engineering Building materials. Log In Sign Up. Maybe we should think about tearing the brick chimney down and go thru the wall. Vacation Time Is Money August 4, PV Booster Solar Tracker From Edisun Microgrids Breakthrough technology yields 20 percent better economics than conventional fixed-tilt installations. I'm guessing I'd better wait and put the chimney right on a single steel run.