Flashing A Skylight Metal Roof

Place the skylight unit on the roof at the desired location.

Flashing a skylight metal roof.

That s when the rubber roof gets attached to the flashing with adhesives. The curb allows the installer to install metal flashing for long lasting water shedding and leak free installation. Step 3 install the metal flashing. How to put a skylight in a corrugated metal roof 1.

Install ice water shield peel stick underlayment down the curb onto the roof deck. Curb mounted means a box like structure constructed with 2 x 4 or 2 x 6 lumber that elevates the skylight off the roof deck. 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 in the yellow pages or online. That is one of the more difficult areas to accomplish and to make sure it would last a long time without leaking.

Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer. Epdm uses contact cement to glue the rubber to the metal. Once the metal flashings are ready place the pieces between the roof and skylight above the roof and under the skylight. Flashing is installed to surround roof features such as vents chimneys and skylights.

We had to tear out all of the old flashing. Deduct the width of the fins on each side of the skylight and mark another outline on the roof to define the area to. On some units you have to remove the whole glass frame lead photo below. On this project adam was called out to inspect leaks around a skylight.

Repeat to install the flashing to all sides of the skylight frame. Then fold the tabs on all sides of the skylight and screw them down. Secure by nailing the flashing to the roof. Proper flashing of a skylight is critical.