Flashing On Skylights Metal Roof

Open valleys have metal flashing to protect this critical area of the roof.

Flashing on skylights metal roof.

Standard skylights for metal roofs tend to be curb mounted. Velux skylight flashing kits are designed to shed water without relying on sealants that can break down over time. Today it s possible to get curbed skylights for metal roofs in a growing variety of sizes and shapes. A raised curbed structure is mounted in into the space cut out of the metal roofing material and the skylight is attached to it.

We offer a variety of skylight flashing systems to ensure a weathertight fit for virtually all roof types and slopes. 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. It cannot be flush mounted. This can lead to condensation and mold in the attic and also can cause ice dams on the roof.

Once the metal flashings are ready place the pieces between the roof and skylight above the roof and under the skylight. Most residential skylights sit on a raised curb made watertight with metal flashing. Place the skylight unit on the roof at the desired location. If it s carefully removed when the old roof is torn off it should be reusable.

Flashing a skylight may involve sealant as one line of defense against water infiltration but above all there must be good flashing. Skylight flashing systems are not required for pan flashed skylights or velux sun tunnel skylight. A skylight in a metal roof must be curb mounted in order to be properly flashed. Repeat to install the flashing to all sides of the skylight frame.

Secure by nailing the flashing to the roof. The edge of the roof has thin metal flashing that helps water drip off. How to put a skylight in a corrugated metal roof 1. Then fold the tabs on all sides of the skylight and screw them down.

Align the grooves on the skylight fins. While some skylight manufacturers include flashing in their products sometimes roofing professionals.