Flat Roof Skylight Flashing

The corners of the flashing should be welded.

Flat roof skylight flashing.

The flashing on these skylights are one piece. It is essential when installing a skylight on a flat roof with curb flashing that is in one piece. That s when the rubber roof gets attached to the flashing with adhesives. Flat roof skylights should have one continuos piece of metal flashing around them.

Welding the corners where the flashing meets the curb is necessary. When a skylight is installed on a flat roof then the flashing around it should be one solid piece. Epdm uses contact cement to glue the rubber to the metal. The curb flashing of a skylight is what could leak.

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. Preparing the flashing for a new rubber roof. Skylight flashing systems are not required for pan flashed skylights or velux sun tunnel skylight. They are meant to be installed on a flat roof.

Velux skylight flashing kits are designed to shed water without relying on sealants that can break down over time. In the case of epdm rubber the flashing on the right will not work. Skylights meant for a pitch roof will have step flashing. Just as crucial for a watertight seal the flashing must also be clean from debris or tar.

All seams are welded unlike glued. 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. We offer a variety of skylight flashing systems to ensure a weathertight fit for virtually all roof types and slopes.