Proper Roof Flashing Installation

One common method is to lay the edge metal under the eaves membrane and over the rake.

Proper roof flashing installation.

Proper installation of step flashing. How to install roof flashing against a wall. Install the step flashing pieces so that they can easily be replaced during a reroof job or else the damaged old. If nailed to both the flashing may deform under the pressure from shifting brick or wood.

Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing. Secure the horizontal flange to the roof deck using two nails. These areas include anywhere there are intersections or joints such as edges around chimneys vents skylights roof valleys and soil stacks. To install the flashing piece on the first course place it over the end of the starter strip.

Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Step flashings are to be installed one per course. Fasten loose nails and cover exposed nail heads with roofing cement. Two ways to flash roof edges.

Renew flashing seals by chipping out old caulking and mortar along the edges of the flashing. Place it so the tab of the end shingle covers it completely. Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters. You will also need rake edge flashing for the sides of the roof.

Recaulk the joints between the roof and the flashing. When you install roof flashing you will need to use a sealant. Even if one piece of step flashing fails the flashing and shingle below it start the process over again. The flashing integrates the roof cladding into the wall cladding to keep water out.

It s much easier to reseal the flashing than it is to patch a water stained wall or ceiling. The roof deck flange of step flashings are to be fastened to the surface of each shingle in a position whereby the next course of shingles will cover up hide the flashing from view. Details concrete masonry roofing wrb flashing. Make sure to install flashing around the chimneys and walls.

As a protectant flashing is placed anywhere on the roof s surface that requires extra protection.