How To Put Up Flashing On A Roof

The metal flashing must overlap the material not the other way around.

How to put up flashing on a roof.

Details concrete masonry roofing wrb flashing. Ensure it sits flat and extends at least 8 inches above the shingles. Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing. Required materials for this project roofing nails step flashing.

Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of. However the principles are the s. You may want to paint the flashing to match the roof. One common method is to lay the edge metal under the eaves membrane and over the rake.

Apply a thin bead of silicone around the opening of the vent pipe area and lay the membrane in place. Two ways to flash roof edges. This helps to prevent water from sliding around the aluminum flashing and into the roof area. Prepare the area where you will install the roof flashing.

First use a stiff wire brush and solvent to clean the surface of any dirt debris or corrosion keep solvent away from asphalt shingles. If you already have faulty flashing installed you. Install the step flashing when the siding is installed it should be tucked behind this piece and then consecutive courses lapped over it. How to install porch roof flashing step 1.

Cut some membrane material to seal between the vent flashing and the roof and cut an opening for the vent. Measure the length of the porch roof joint to determine how much flashing you will need. Coat the flashing with a zinc based primer followed by two or more coats of spray on rust preventive metal paint. Step 3 install the flashing.

Gently hammer the 45 degree cut around the corner of the porch roof seam. Nail it in place with two nails one on each side of the top edge. Bend the corner flashing tightly around the corner. The corner cut should be facing upwards.

Next place your vent flashing on top of the membrane. To get the best from the flashing you should fit of the sheet onto the side of the roof and the other half onto the building or addition which it is touching.