Asphalt shingles are among the most well-known roofing materials across the United States, and for good reason. They’re durable, relatively affordable, and simple to put up. What do you do after your asphalt roof shingles start to show their age? Can you simply install an additional layer of shingles over the older ones?
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The answer is maybe. It depends on the type of shingles that you have. If you have dimensional shingles commonly referred to as architectural or laminated shingles, you can install a new layer of shingles over the old ones. But if you have 3-tab shingles, you can’t.
Why this differences? Dimensional shingles are stronger than 3-tab shingles, so they are able to support the additional weight of a layer. 3-tab shingles on the other hand, were intended to support a single layer.
Remove existing shingles
If you’re considering re-roofing over dimensional shingles, the first step is to eliminate the existing shingles. This can be a challenging and time-consuming task, but it’s essential to complete it correctly to have a successful roofing project.
There are many ways to get rid of shingles but the most commonly used method is to use a power washer. You must be cautious when using a power washer because it could damage the underlying roofing material in the wrong way if it is used.
Once the shingles are removed, it is time to check the roof decking for any damages. If you find any damage, you’ll have to fix it prior to beginning the roofing project.
Assess how the decking is in good condition:
If the roof on your home is older then 20 years old then it’s likely the decking is also past its prime. In this instance, it’s best to remove the old shingles, and put in new decking before putting in the new shingles. This will give you a solid base to work from and aid in the longevity of your roof.
Install new underlayment
If you’re considering a re-roofing over the old dimensional shingles, there are some things you need to consider. First, you’ll need to put in a new underlayment. This will protect your roof from leaks and other damage. In addition, you’ll want to ensure that your roof’s ventilation is in good condition. If not, your roof may be susceptible to condensation and other problems. Third, you must make sure your roof shingles are in good shape. If they’re not, they could come loose and result in damage to your roof.
Install ice and water shield
If you’re considering a re-roofing over dimensional shingles, one of the first things you need to do is to install ice and water shield. The material is intended to shield your roof from damage caused by water and is crucial for areas with a risk of ice dams being formed. Once you’ve got the ice and the water shield in place, you can then install your new roof.
Install starter strip
If you’re planning to install an entirely new roof, you may be wondering if you can simply lay new shingles over the old ones. This is called “Reroofing in Trabuco Canyon,” and it’s generally not a good idea. Reroofing in Trabuco Canyon can cause all sorts of issues, such as leaks, premature deterioration of the shingles and poor drainage.
If you’re determined to reroof however, the procedure is quite easy. The first step is to take off any old roofing materials. This is typically a task that requires a skilled roofer as it can be dangerous. Once the old shingles are removed, you’ll have to install an initial strip. It’s a strip made of plastic that helps the new shingles to stick to the roof. In the end, you’ll be able to put in the new shingles.
Install new dimensional shingles
If you live in a house with an existing roof that is covered with dimensional shingles, you might be wondering if you can simply re-roof the roof over them rather than replace them entirely. Yes it is possible to re-roof these dimensional shingles. However, there are a few things you need to be aware of.
In the beginning, you must ensure that the current roof is in good repair and there are no problems with the shingles. If you notice any damaged or damaged shingles you’ll need to replace them before re-roofing.
Then, you’ll have to put on another layers of roof felt prior to installing your new shingles. This will protect your home from any water that may be able to seep across the new roof shingles.
In the end, you’ll have to make sure that the new shingles you select are compatible with the dimension roofing shingles you have. Certain shingles won’t be compatible therefore, you should talk to a roofing professional before you make a purchase.
If you follow these easy guidelines, you will be able to successfully replace your dimensional shingles, and prolong the lifespan of your roof.
Add ridge vents
If you’re thinking of re-roofing your dimensional shingles there are some factors you’ll need into consideration. One of them is the addition of vents for the ridge. Ridge vents are an essential part in any roof system and they help to ensure that your roof stays well-ventilated. If your roof isn’t properly ventilated, your roof can be prone to a variety of problems, including early deterioration or growth of mildew and mold as well as ice dams.
Secure the roof with nails
If you’re planning to install an entirely new roof it’s crucial to know how to secure your shingles. While most shingles come with adhesive strips to help keep their position in the ground, it’s important to utilize nails to fix the shingles. This will to ensure that they remain in place during high winds as well as other extreme weather conditions.
When nailing shingles it is important to choose the right size and kind of nail. For most shingles, you’ll want to use 1-1/4 inch galvanized roofing nails. Check the specifications of the manufacturer for your specific shingle type because some might require different sizes or types of nail.
After you’ve found the appropriate nails, you’ll need know how to properly drive nails into the shingle. Begin by placing the nail at a 45 degree angle and aligning the point of the nail with the edge of the shingle. Then, drive your nail through the shingle till its head is level to the surface. Repeat this procedure with each new shingle moving towards the roof.
In the end, it is possible to refoil over the dimensional shingles. This is a fantastic option if you want to cut down on time and expense. However, you should be sure that the roof is in good shape prior to re-roofing. It is also advisable to check the building code of your area to confirm that Reroofing in Trabuco Canyon is permitted in your area.
Do You Have the Ability to Re-roof Your Own House in Trabuco Canyon?
