How To Install Metal Roof Around Dormer

Put horizontal flashing across the bottom of a front dormer wall.

How to install metal roof around dormer.

The top joinery of both valleys when they meet on the same plane of roof is shown here. Place this in the valley on each side of a gable. Mosby installed an ice and water shield at the roof transition from the front porch and along the roof gutter line. Fasten one edge of the flashing up the dormer wall.

Drip edge metal valley flashing dormer chimney and kick out flashing shed water away from the connections between roofs walls chimneys and other building assemblies this collection of 18 articles animations and videos identifies the critical roof flashing areas illustrates durable roof flashing details and shows how to flash roofs. This is not a complete install only basic install on a bungalow i. Install the roofing screws vertically along each rib in the panel. Drive nails up through the roof at the corners.

Outside the house the new vinyl siding on the side of dormer and the new roofing in a large area around the leak area were removed and saved for re installation. Use a plumb bob to transfer the inside edge of the walls to the underside of the roof. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof line. Mark the dormer wall layout on the attic floor and make sure the dormer walls are square with the exterior wall of the house.

Be sure the larger edge is laid so that the small edge of the next panel will overlap it. I have my valley custom made with water trough to help with leaking b.