If you’re planning to install flashing to an existing roof there are a few things you’ll need to think about. The first is to ensure your roof’s in great repair and there aren’t any leaks. Once you’ve established that the roofing is in excellent condition then you’ll have to determine the area where you’ll install the flashing. After you’ve measured the space, you’ll need cut the flashing to size and then put it in place using screws or nails.
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Determine the area that will be flashed
Measurement of the area that will be flashed is the initial step installation of flashing to an already existing roofing. It is essential to determine the dimensions of the area to be flashed, so that you can buy the correct amount of flashing material. Additionally taking measurements of the area will give you an comprehension of the structure of the roof and the way in which the flashing will need to be installed.
Cut flashing to size
Start with cutting your flashing down to size. In the case of a pre-formed pan then you’ll need to cut it to extend 6 inches beyond the roof’s edge. If you’re using roll roofing, you’ll need to cut it twice as long as the length that the roofing. Then cut the flashing in two vertically so that you’ll have two pieces with the same length as the roof’s width.
Remove any old shingles and nails
In order to install flashing on an existing roof first you’ll need to take off any old nails and shingles. Once you’ve done that, you can install the new flashing. Be sure to cover the flashing with at least 2 inches and then use corrosion-resistant nails or screws to hold it in the right place.
Make sure that flashing is secured to the roof
If your house has an existing roof, you’ll need be extra careful for installing the flashing. It’s the first thing to do is eliminate any shingles or other material that might be in the way. Once the area is clear then you’ll have to measure and cut the flashing to suit. Be sure to leave enough of an overlap to ensure that the flashing can be securely connected on the roof. Once the flashing has been put set, you can put up the new shingles or other roofing materials.
Nail flashing that is in place
1. Make sure the surface is free of dirt.
2. Find the area that needs to be covered and cut the flashing according to the area.
3. Apply a large amount of adhesive to the back of the flashing.
4. Press the flashing into place and keep it in place for a couple of minutes to let the adhesive be set.
5. Nail the flashing in place using roofing nails.
6. Apply a small amount of sealant around the perimeter of the flashing, ensuring that it is sealed it in position.
Seal the seams with roofing cement
After you have cut the strips of flashing to length, spread them on the roof so that they are overlapping the joint in the roofing material by at least 2 inches. Once the flashing is set in a straight line, apply a bead of roofing cement to the underside of the overlap. Use a putty knife to smooth out the cement and then remove any excess.
Apply caulk all over the flashing
To install flashing on an existing roof you’ll have to put caulk to the flashing. Begin by removing any old caulk or debris out of the location. After that, apply a substantial amount of caulk to the side of the flashing that is below it. Make sure you smooth it out until it’s level and even. Then, press the flashing into the desired position, and seal it using more caulk.
Install additional shingles if needed
If you are installing flashing on an existing roof, you might require additional shingles in order to create a solid surface for the flashing to stick to. Start by removing any damaged or loose shingles, then put the new shingles in their place. Be sure to cover the shingles to ensure that the flashing will be completely fully covered.
If you’re thinking about installing flashing on your current roof There are a few things to consider. First, ensure that you’ve got the proper equipment and materials. Also, be patient and ensure that you don’t damage your roof. And third, if you’re not sure what you’re doing, it’s always best to hire an expert. With a little bit of planning and care it is possible to install flashing to your roof and keep your home in good shape for long time to come.