Install Valley Flashing Existing Roof

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Install valley flashing existing roof.

Step 6 install the flashing. To splice the pieces add roofing cement to the lower piece and install the upper piece with at least a six inch. Details concrete masonry roofing wrb flashing. How to do it determine cuts.

No one of this affirmat. To avoid this cancel and sign in to youtube on your computer. The woven valley shingle installation method does not call for roofing cement relying instead on the weave pattern to protect from water infiltration. 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.

Two ways to flash roof edges. Recommended procedures of basic valley flashing installation. Make sure to cover the gap at the bottom of the raised ridge. Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.

Others start with a 3 inch wide. A batten is a roofing component made of a thin layer of metal plastic or wood and is used as a fixing point for roof tiles and roofing sheets. Place a piece of sheet metal under the shingles to make sure you will not damage the flashing. So if you are installing a woven valley you must push the shingles snugly into the valley while not nailing within six inches of the valley center.

Now nail this first flashing at both its far ends. Cut the bottom edge and fold it down over the drip edge. Apply an approximately 3 inch. Remember to caulk the underside of the flashing with a sealant.

Some roofers cut the shingles parallel to the flashing s center ridge. Snipping off the corners of. One common method is to lay the edge metal under the eaves membrane and over the rake. Install the valley battens on the sides of the roof that you want to place the valley flashing.

Install flashing on existing roof to extend the lifespan of your roof. Install valley battens on both ends of the roof valley then attach first flashing 3 4 inches over the roof flange and another 3 4 inches over the fascia if any is present. Install an underlayment centered in the roof valley. Finally reattach all shingles removed in the process.

In this video i show you how i do the valleys on a shingle roof. Many roofers cut the shingles across because they say it s safer.