Flashing On Skylights Metal Roof

A skylight in a metal roof must be curb mounted in order to be properly flashed.

Flashing on skylights metal roof. Place the skylight unit on the roof at the desired location. How to put a skylight in a corrugated metal roof 1. A raised curbed structure is mounted in into the space cut out of the metal roofing material and the skylight is attached to it. It cannot be flush mounted.

Then fold the tabs on all sides of the skylight and screw them down. 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. Secure by nailing the flashing to the roof. Standard skylights for metal roofs tend to be curb mounted.

Where to place skylights. While some skylight manufacturers include flashing in their products sometimes roofing professionals. Skylight flashing systems are not required for pan flashed skylights or velux sun tunnel skylight. Today it s possible to get curbed skylights for metal roofs in a growing variety of sizes and shapes.

Open valleys have metal flashing to protect this critical area of the roof. The edge of the roof has thin metal flashing that helps water drip off. Velux skylight flashing kits are designed to shed water without relying on sealants that can break down over time. Repeat to install the flashing to all sides of the skylight frame.

Flashing a skylight may involve sealant as one line of defense against water infiltration but above all there must be good flashing. If it s carefully removed when the old roof is torn off it should be reusable. Once the metal flashings are ready place the pieces between the roof and skylight above the roof and under the skylight. Align the grooves on the skylight fins.

We offer a variety of skylight flashing systems to ensure a weathertight fit for virtually all roof types and slopes. Most residential skylights sit on a raised curb made watertight with metal flashing.