Installing Flashing On Flat Roof

Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it.

Installing flashing on flat roof. Flexible flashing tape seals the eave to the wall. Hammer one nail to the. Bend it back so that it overlaps the corner flashing. How to install porch roof flashing step 1.

One common method is to lay the edge metal under the eaves membrane and over the rake. Ensure it sits flat and extends at least 8 inches above the shingles. Once even a small section of roofing cement fails you ll have a leak. Typically flashing is installed using roofing nails and roofing cement.

But it doesn t work that way. Place the flashing where you determined and hammer it in place using roofing nails until the head of the nail is flush with the roof. Prepare the area where you will install the roof flashing. Overlap two pieces of flashing that meet end to end by at least 1 inch.

Measure the length of the porch roof joint to determine how much flashing you will need. Install the drip edge by fitting it on the roof eave pushing it tightly against the edge of the plywood and nailing or screwing it down. I cut the tape so that it laps onto the housewrap above and 3 in. How to install step flashing with a wall corner step three.

All the same rules of flashing apply except only the measurements of chase depth and drop are required. Once you know where the flat roof flashing goes and you have trimmed it the easy part is installing it. Two ways to flash roof edges. Above the roof sheathing.

Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing. Step flashing for chimneys once the shingles have been installed lay the base flashing around the base of the chimney approximately 4 past each end. Lead flashing onto a flat roof.

It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing. Nail it in place with two nails one. Use 1 inch galvanized roofing nails or 3 4 inch exterior screws. Then set the piece down.

When fitting flashings to flat roofs no overlap onto the roof is required as the roof itself will have it s own upstand flashing built into it. Flashing is generally installed at any joints or edges in the roof where water could otherwise work its way in. Space the fasteners by about 12 inches. Details concrete masonry roofing wrb flashing.

If you already have faulty flashing installed you.