You might have come across different types of roofing systems. Generally, people choose a traditional roofing system that has a slope. But certain homeowners choose flat roofs.

According to homeowners, flat roofs are aesthetically interesting and energy-efficient alternatives as compared to traditional sloped roofs. New homeowners are likely to choose flat roofs over traditional sloped roofs because they are versatile, easier to maintain, and more energy-efficient. But flat roofs also pose certain issues where sloped roofs are considered a better choice.

So as to avoid any sort of confusion let’s get to know what some of the advantages and disadvantages of a flat roof are, especially for homeowners in Minnesota.

What Are Advantages of Having A Flat Roof?

#1 Flats Roofs Do Not Have High Repairing Or Construction Cost: 

As compared to sloping roofs, flat roofs have lower repairing or construction costs. While being constructed they do not require a large amount of space and they do not require as much material as a sloped roof would.

#2 Flat Roofs Are Extremely Versatile:

Flat Roofs Are Extremely Versatile

You can make use of flat roofs in multiple ways. Some turn their flat roofs into rooftop gardens, while others make it a place for nighttime parties or a playground for kids. Flat roofs are also considered a good option for roof deck construction.

#3 Flat Roofs Are More Energy Efficient Compared To Sloped Roofs:

Flat Roofs Are More Energy Efficient Compared To Sloped Roofs

Flat roofs are considered the best choice if you want to regulate the utility bills of a house, especially in the summer season. They do not pose a problem of moisture trapping which can destroy the insulation of the house. Generally sloped roofs have such problems of trapping the moisture which in turn creates water leak issues and makes the insulation inefficient.

#4 You Can Extend The Flat Roof When Needed:

The best aspect of the flat roofing system is that you can extend the roof to make it look spacious. It is one of the fastest and most affordable ways to get more space and make good use of it.

What Are Some Disadvantages Of Having Flat Roofs?

#1 Flats Roof Are Not Useful In Cold Weather:

If you are a homeowner in Minnesota then having a flat roof will pose several issues in the winter season. Snow and water accumulate on the roof. This can turn into a stagnant water pool or cause ice dams. As a homeowner, if you are planning to build with a flat roof in a colder climate, you must consult professional roofing contractors who would make use of waterproofing material and take various other precautionary measures.

#2 Flat Roofs Are Likely To Be Replaced Earlier Than Traditional Sloped Roofs: 

Generally, according to the facts, most sloped roofs last for about 20 years or more. But in the case of flat roofs, you may need to get them replaced within 10 years or so. According to the National Roofing Contractors Association, it was revealed that many homeowners switch to sloped roofs especially for this reason.

#3 Flat Roofs Can Create A Problem In The Long Run: 

Say you are converting the flat roof into a garden. Well, this is one of the most eco-friendly ways of utilizing the roof and it’s also aesthetically appealing. But it can create problems in the long run. Flat roofs can become filled with invasive plant roots. If you are not taking proper care of the plant roots they will penetrate the roof and create leaking issues.


Generally, every homeowner or home builder has a vision for their dream home. Whether it is a flat roof or not, you can choose the best one for your needs and wants. Professional roofers are used to working with both flat and sloped roofs.