How To Flash A Roof Curb On A Metal Roof

We offer a variety of skylight flashing systems to ensure a weathertight fit for virtually all roof types and slopes.

How to flash a roof curb on a metal roof. 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. Installation of velux skylights with edm metal roof flashing. 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. Galvanized or 18 ga.

Roof curbs for standing seam metal roofs pick the proper material. A skylight in a metal roof must be curb mounted in order to be properly flashed. Second the curb should be available in a variety of heights. Installation of velux skylights with edm metal roof flashing.

Velux skylight flashing kits are designed to shed water without relying on sealants that can break down over time. Ensure the roof flashing has the proper pleat design at the base. A galvalume coated roof doesn t mean that a galvanized steel roof curb is the best thing to use in fact galvanized roof curbs are known to rust corrode and leak particularly along weld joints as soon as a year after installation. The curb allows the installer to install metal flashing for long lasting water shedding and leak free installation.

Duct hangers or full height cross members or insulated panels fabricated as needed to match rtu manufacturer s factory curb. Full service curb manufacturers offer this type of diversification and coordination with a given roof system by offering curbs which are canted non canted raised canted self flashing or designed and manufactured to match the exact profile of a pre engineered metal roof system. Rtu curb for metal roof features factory welded rib pockets to match roof welded water diverter and perimeter insulation. It cannot be flush mounted.

A roof flashing with aluminum on the base edges will ensure the product can be formed to the metal roof profile. This will ensure the roof flashing provides a watertight seal when installed on various roof pitches and accounts for any roof movement sharp says. If it s carefully removed when the old roof is torn off it should be reusable.