Installing Metal Flashing On A Roof

Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of.

Installing metal flashing on a roof.

Most flashing is 8 inches wide. However the principles are the s. 4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles. Step flashing on roof peak.

Even if one piece of step flashing fails the flashing and shingle below it start the process over again. Installing drip edge on a humpy old roof dealing with dips and making clean overlaps metal drip edge flashing is installed on the perimeter of a roof to direct water away from the fascia into the gutters and to keep wind blown rain videos roofing wrb flashing drip edge installation on an existing roof. Use your neoprene washer head screws to secure the metal to the sheathing. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.

We ve cut our z trims and before we install them we need to know where to place them on the panel. Typically flashing is installed using roofing nails and roofing cement. In order to do that we re going to use the end wall flashing as a guide. Attach the flashing panel in place at the bottom.

In this video i m installing some metal roofing over an existing ash fault shingled roof. For exposed fasteners avoid over tightening the fastener. Bend the corner flashing tightly around the corner. This is not a complete install only basic install on a bungalow i.

Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint. Lay the flashing down in the roof valley and start at the lower end of the roof. Step flashing step flashing redirects the water back onto the shingle. I m going to take the end wall flashing put it in place and use a pencil or a sharpie to mark the tops of the ribs and the gable trim just so i know where to put those z s.

If you do not wish to form your own corner flashing you can buy pre bent pieces and cut them to size or use a piece of corrugated aluminum which is easier to bend. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Make sure that the end of the flashing panel is perfectly in line with the edge of the roof. Flashing is generally installed at any joints or edges in the roof where water could otherwise work its way in.

How to install roof flashing against a wall. Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge. Space the screws about 12 in 30 cm apart.