Install Flashing Roof Meets Wall

Then nail the new l shaped flashing under the builder s felt but above the fascia board.

Install flashing roof meets wall.

Obviously the further up the wall a flashing extends the greater the resistance to water intrusion. This is true no matter what type of roof covering material is installed. That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. Then set the piece down.

Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt. At the bottom of the roof water needs to be directed. How to install step flashing with a wall corner step three. Begin by removing the shingles at the affected area and removing old flashing if present.

Bend the roof edge of the flashing down over the peak and nail the wall side to the sheathing extending past the peak. To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width. Step flashing protects the gap where roofs meet walls by weaving into the roof shingles. Above the roof sheathing.

Headwall flashing should extend up behind the exterior wall covering and down over the roof covering material as you see here. Kickout flashing keeps water out of walls rain should run off the roof and into the gutter. I cut the tape so that it laps onto the housewrap above and 3 in. Flexible flashing tape seals the eave to the wall.

Hammer one nail to the. A headwall is a level junction where a roof meets a wall. Where a slope roof meets a sidewall slip the upper legs of the step flashing under the sheathing wrap see illustration. Install a reverse peak flashing for the other side of the roof so the two.

Even if one piece of step flashing fails the flashing and shingle below it start the process over again. Where snow buildup is likely add a wide band of peel and stick membrane lapped over the step flashing but under the sheathing wrap. How to install roof flashing against a wall. I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall.

Likewise a 10 wide flashing will result in a 5 inch wide roof deck flange and a 5 inch vertical flange. Nail it in place with two nails one. Click to enlarge make sure the sheathing wrap overlaps all step flashings. This illustration shows proper flashing at a headwall condition.

Step flashing redirects the water back onto the shingle. Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it. A 5 inch wide flashing will result in a 2 1 2 roof deck flange and 2 1 2 vertical wall flange.