How To Flash A Metal Roof Skylight

Remove shingles around the skylight from the top down.

How to flash a metal roof skylight.

Remove the skylight so that you can inspect repair. Most residential skylights sit on a raised curb made watertight with metal flashing. If not you ll have to buy new flashing 50 to 100 either from the skylight manufacturer or from a roofing company that has a metal fabrication shop look under roofing. It cannot be flush mounted.

Once the metal flashings are ready place the pieces between the roof and skylight above the roof and under the skylight. Velux skylight flashing kits are designed to shed water without relying on sealants that can break down over time. It s possible for an experienced installer to retrofit flashing and install a typical skylight on. Use a pry bar to break the seal between the shingles above and then loosen the nails and pull them.

Skylights for corrugated metal roofs are different from those for shingle or tile roofs. While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. This clip shows how you can easily install a polycarbonate. We had to tear out all of the old flashing.

If it s carefully removed when the old roof is torn off it should be reusable. Step 3 install the metal flashing. A skylight in a metal roof must be curb mounted in order to be properly flashed. Proper flashing of a skylight is critical.

Metal roofing manufacturers can explain how to flash their products against skylights and other. Flashing a skylight may involve sealant as one line of defense against water infiltration but above all there must be good flashing. On this project adam was called out to inspect leaks around a skylight. Secure by nailing the flashing to the roof.

The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. Repeat to install the flashing to all sides of the skylight frame. Open valleys have metal flashing to protect this critical area of the roof. Then fold the tabs on all sides of the skylight and screw them down.