If you own any kind of property, it’s essential to keep a close eye on your flat roof. Flat roofs require more work than alternative options. Although it was easy to build, flat roofs have unique requirements to be maintained regularly. The hardest decision you’ll have to make is knowing whether you need to replace your flat roof or if repairs are enough.

Knowing the signs that you need to replace your flat roof will help you make the right decision for your property. You can either call a professional roofing contractor or do it yourself. The decision is up to you, but you should know how to tell if you need to replace your roof.

In this article, let's go over what you need to know to make an informed decision. Here's what you should look out for:

Water Pooling

Most flat roofs consist of a waterproof membrane. When water seeps through the membrane, it can form a pool. The water collects and expands on the top layer of the roof. This causes permanent damage to the roof.

You should keep an eye on your roof to ensure it doesn’t have any puddles. Puddles are a sign that you leak on your roof. The water can find its way into your roof and cause damage.


Leaks on flat roofs are common. Whenever you have water, there’s a possibility of leaks. The leaks can damage all parts of your roof. You need a crack on your flat roof to leak.

When you have leaks, you have to seal them. If you’re not able to fix the leaks, the water can damage your home. Water leaking from your roof can cause mold to grow in the walls and floor of your property. Once your flat roof is damaged, you need to replace it. Replacing your flat roof will make any repairs more accessible.


When your flat roof is damaged, it starts to buckle. This usually happens when the flat roof is severely damaged. The water penetrates through the membrane and makes the roof buckle. This is a sign that you have to replace your flat roof. Even if the buckling is small, it’s important to think about replacing your roof.

Mold and Mildew

Mold and mildew can grow on flat roofs. They can damage your roof and cause leaks. It’s essential to keep a close eye on your roof to prevent mold and mildew from growing. It’s best to inspect your roof every season to ensure it doesn’t have mold or mildew.

A damaged flat roof causes mold and mildew to grow faster. When this happens, you need to replace your flat roof. Otherwise, it will cause serious water damage to your property.


Warping is a sign that your flat roof is damaged. When your flat roof starts to warp, the roof is dilapidated. It needs to be replaced as soon as possible. Otherwise, the damage will worsen.

The signs in this article are a perfect guide to knowing if your flat roof needs to be replaced. When you have a flat roof, you have to keep it in good condition. If the roof is damaged or with minor cracks, you shouldn’t ignore them. If the roof is damaged, you need to repair it. However, if it’s beyond repair, it’s best to replace it.

The Bottom Line

Flat roofs are excellent for most properties. The flat roof is easy to build. However, it requires hard work to keep it in good condition.

Flat roofs have their benefits. They’re the best choice for any property. A flat roof needs to be repaired and replaced when it reaches its end of life. Replacing a flat roof is easier than repairing it. That’s why you should replace your flat roof when it gets damaged.

If you are looking for the best roofing company in Los Angeles, To Serve Contracting, we can help you. We are a nationwide roofing company that serves locations throughout North Carolina, Minnesota, and California. Our success has allowed us to expand to the states we are currently certified in and will allow us to continue to grow even further in the future. Contact us today to learn more and get started.