How To Flash A Skylight On Roof

Finally the top flashing gets interwoven with the underlayment that covers the roof surface and the roofing material is added back around the skylight with a 2 4 inch gap between the top of the flashing and the bottom of the shingles.

How to flash a skylight on roof. Some skylights come with a kit and you don t have to build the aprons and install step fl. Next slip individual pieces of step flashing under the shingles. Custom flashing around a triangle skylight on a metal roof. Repeat to install the flashing to all sides of the skylight frame.

Then fold the tabs on all sides of the skylight and screw them down. Custom flashing around a triangle skylight on a metal roof. So notorious that a major manufacturer velux developed flashing kits that could be shipped with the skylight to eliminate origami gone wrong on the roof. Number 5 shows how the final step counterflashing is integral to the skylight and covers the upper edges of the roof flashing.

Secure by nailing the flashing to the roof. Numbers 1 4 correspond to the 4 photos above. Once the metal flashings are ready place the pieces between the roof and skylight above the roof and under the skylight. Step 3 install the metal flashing.

Demonstrating how to properly flash a skylight. Properly installing a skylight requires detailed skylight flashing. This skylight shows the correct flashing technique to make it waterproof. 4 install bottom step flashing.