Your roof, just like every other part of your house, can deteriorate as decades go by. If ever you see permanent and irreparable damages to your roof, the best course of action is to have your roof replaced. However, the process of replacing a roof is easier said than done; you’re investing a good amount of time, money, and effort in making sure that your roof is in a good condition when it’s done.
The process of replacing your roof can also be very messy, will take you around a week to finish, and will also cost you an exorbitant amount of money. Since you are effectively tearing down your roof and replacing your older layer of materials with a new set of shingles, you’ll also need to hire a crew of roofers to install the materials for you. After all, you’re investing on your roof, might as well also make sure that it is properly installed.
However, there are also homeowners who opt not to tear down their old layer of shingles and instead, have a new layer on top of it. While it is not recommended by most roofing contractors, it is still possible. So how many layers should there be on a roof? Will your roof be able to handle it? We’ll be discussing these questions.
How Many Should There Be?
To get straight to the point, there should be only 2 layers of roofing materials on your roof. Homeowners have to also keep in mind that most roofing materials are heavy and can easily weigh over a ton. If you’re planning on placing slate tile roofing on top of another set of materials, then you need to be sure that your home’s supporting structure can stand the weight of your roof.
Most roofs will have an average area of 1700 square feet and have enough materials so it’s best to calculate the weight for it. You’ll also need to ask yourself these following questions as a checklist:
- Do I need to upgrade my roof’s support?
- Are there still damages to my older layer? Should I patch them up?
- Are there any organic and fungal growths on the older layer?
- Are the new set of materials compatible with the older layer?
Once you have checked and inspected the older layer of materials and found no damages, you can start laying your new set of shingles. This checklist will help mitigate any future damages that might happen because of overlaying.
Why You Shouldn’t Overlay
There’s a reason why overlaying or placing roofing materials on top of each other is not recommended and it’s because of these reasons:
Warranties are your best friend when it comes to roof repairs and maintenance. The last thing that you want is when your warranty will become void. Warranties follow certain guidelines that homeowners need to follow for them to be viable. Having a viable warranty can help save thousands of potential dollars that might have been spent on labor costs and replacements.
Makes Reports Look Bad
If you’re looking at selling you home and making the necessary upgrades and renovations to your roof, then overlaying is not the right answer. If a home inspector will make an extensive look on your roof, then finding out that there are multiple layers of shingles are being stacked on top of each other, this will look bad on a report and will ultimately lead to a deduction in worth for your home.
Cuts Your Roof’s Lifespan
Lastly, overlaying can cause a variety of different problems for your roof. If your old layer’s problems haven’t been resolved before you’ve placed your new layer, then this can affect your new layer as well. Fungal and organic growths in the form of rotting mildew and mosses that are on your older layer can spread to your new layer and chip away at the foundations of your newer layer.
To make the long story short; it’s recommended that you have only 2 layers of roofing materials stacked on top of each other. Even though this might expedite the replacement process and save you money in the short-term, this will ultimately lead to more problems arising in the near future. One of the best ways to make sure that your roof is in pristine condition is by having a professional and qualified roofing contractor look at your roof for you.
Since you’re spending time, effort, and money in making sure that your roof is in good condition, then going through the process of tearing down your old layer of shingles on your roofing Madison Lake MN is the best choice. After all, you wouldn’t want to waste all that hard work, right?
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