Flashing On Roof Lifting

While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.

Flashing on roof lifting. Step 4 generously apply roof cement. Here is a guide on how to install lead flashing to your roof. Open valleys have metal flashing to protect this critical area of the roof. Step 3 gently lift the shingles.

Apply roofing cement 6 inches from the edge below the shingles. Roof buckling can occur in any roof at any time after roof installation. Lift the shingles that are near the valley flashing. Then spread the roofing cement under the shingles that are surrounding it.

Apply enough bead as determined by you between the vent pipe and the flashing. Step 5 seal vent flashing. Roofing flashing lifting up. Use a caulking gun to seal the vent flashing.

The flashing is located at intersection points on your roof in spots such as peaks and valleys where water is likely to collect and pool. It can be made of galvanized steel copper aluminum or even vinyl you will find it under the shingles running along the peak of a roof but also around chimneys vent pipes and skylights. It is important to take great care in lifting the shingles because you don t want to cause any damage. It may be quite a labor but it pays off with a strong roof.

Once you have determined the flashing does indeed need to be sealed gently lift the shingles laid on top of the flashing so you can reseal them. And in our experience when a single piece of flashing extends only a few inches under the shingles especially on a long roof slope and worse on a roof that happens to slope slightly towards rather than away from the abutting vertical building wall the accumulated roof drainage water near the bottom end of the roof wall intersection will. Seal the seam between the cap and step flashing with urethane roofing cement or silicone caulking compound as shown at right. If you are working with valley flashing lift the edges of the surrounding shingles and spread roofing cement on the flashing about 6 inches in from the edge of the shingles.

The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.