Roof Wall Flashing Inspection

When a fixture of the house penetrates the roof it goes without saying that water entry points should be a cause for concern.

Roof wall flashing inspection.

The sketch shown here courtesy of steve bliss and j wiley sons is discussed in detail. All exterior wall coverings whether it is wood siding vinyl siding brick or stone veneer stucco etc. These can often be a result of exhaust flutes plumbing stacks electrical masts etc. The metal flashing is formed with a hook edge and cleated on 12 centers.

The purpose of the series mastering roof inspections is to teach home inspectors as well as insurance and roofing professionals how to recognize proper and improper conditions while inspecting steep slope residential roofs. Flashing joints are lapped 6 in the direction of water flow. Headwalls should have fabricated headwall flashing. Step flashing should be installed at sidewalls.

The flashing extends up the wall at least 4. Roof to wall flashing there have always been problems with the flashing details at head walls rake walls and chimneys especially if stucco brick or stone veneer is used. Must be kept up off the surface of the roof a minimum 1 some manufacturers of exterior wall coverings require a minimum of 2. Kick out flashing should be installed at the base of sidewalls where the sidewall extends past the roof termination.

Counter flashing let into the brick mortar joints sealed the top of roof wall flashing that you can t see. By kenton shepard and nick gromicko cmi. Where we provide more details about the right way to install flashing at the roof to wall intersection. Boot or collar flashing should be installed at hvac combustion dryer attic and.

At wall flashing details. The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas.