Flat Roof Skylight Flashing

The flashing on these skylights are one piece.

Flat roof skylight flashing.

One solid piece of flashing. When a skylight is installed on a flat roof then the flashing around it should be one solid piece. When a skylight is installed on a flat roof there will come a time when water is pooling around the curb flashing of the skylight. In the case of epdm rubber the flashing on the right will not work.

We offer a variety of skylight flashing systems to ensure a weathertight fit for virtually all roof types and slopes. It is critical to ensure that the roof membrane is properly attached to the flashing of the skylight. They are meant to be installed on a flat roof. It is essential when installing a skylight on a flat roof with curb flashing that is in one piece.

Epdm uses contact cement to glue the rubber to the metal. Velux skylight flashing kits are designed to shed water without relying on sealants that can break down over time. When flat roof doesn t have good drainage then water could pool around a skylight causing a leak in the weakest part of the roof. Skylights meant for a pitch roof will have step flashing.

The curb flashing of a skylight is what could leak. Preparing the flashing for a new rubber roof. Flat roof skylights should have one continuos piece of metal flashing around them. The corners of the flashing should be welded.

That s when the rubber roof gets attached to the flashing with adhesives. That is one of the more difficult areas to accomplish and to make sure it would last a long time without leaking. Welding the corners where the flashing meets the curb is necessary.