How To Install Flashing On Corrugated Roof

Second step flashing needs to extend 8 to 14 inches above the shingles according to the national roofing contractors association nrca.

How to install flashing on corrugated roof.

The flashing should overlap the edge of the roof by one inch to help direct. However the principles are the s. You can either use prefabricated flashing in these areas or you can use a sheet metal brake to make your own. Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of.

Trim the flashing in the center of the rubber boot with a roofing knife so it fits snugly around the pipe. Secure the metal sheets by pounding nails into it. How to flash a chimney pipe on a corrugated steel roof step 1. The nails should not be driven into the humps close to the sheet s edges.

The nails should be put on the middle of the metal s hump. Apply a generous bead of roofing sealant around the base of the pipe with the caulking gun. If this is a repair job the siding must also be removed and replaced with the flashing. Add a bead of.

It helps direct water away from the. Flashing is metal trim that fits over joints where two sections of roof meet. Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet. First step flashing must be installed before the siding so that the siding can cover the top of the flashing.

It must be coated by roofing felt.