Do Flat Roofs Need Insulation?

There is a lot of debate surrounding whether or not flat roofs need insulation. Some people say that it’s not necessary, while others swear by it. So, what’s the truth? In this blog post, we will explore both sides of the argument and help you decide whether or not your flat roof needs insulation.

Is it a Necessity?

One of the biggest reasons that some people argue against insulating flat roofs is that they don’t think it’s necessary. After all, many flat roofs are referred to as “cool roofs” and are specifically designed with high reflectivity in mind. Since these cool roofs can keep your house cooler during the summer months, why would you need to add insulation on top of them?

However, it’s important to remember that not all cool roofs are created equal. A lot of flat roofing materials have a low reflectivity, which means they don’t do much in terms of keeping your home cooler on hot summer days. So, before you decide against insulating your flat roof, make sure that yours has an R-value of at least 4.

Should You Insulate Anyway?

If your flat roof material has low reflectivity and an R-value of less than 4, then you should consider adding insulation to the space above it. This is because even though flat roofs do help keep homes cool during the summer, they do nothing for regulating temperature during the winter season. Since a flat roof can only keep your home cooler in the summer, it’s important to insulate these types of roofs during the winter to help maintain a comfortable indoor temperature.

In addition to maintaining a comfortable indoor temperature, insulating a flat roof will also prevent moisture from building up above the roof surface. Moisture can damage your roof in several ways and eventually lead to water leakage. So, if you want to make sure that the underside of your flat roof stays dry, insulating it is a must.

Temperature

On the other hand, other people swear by insulating their flat roofs. This is because they know that no matter how cool your roof may be during the summer months, it still has to deal with snow and colder temperatures in the winter. If you live somewhere where you see a lot of snowfall or very cold temperatures, you should consider insulating your flat roof.

Insulation

So, what’s the bottom line? If you live in a region where snow and cold temperatures are common, then it is worth insulating your flat roof. However, if you live somewhere that isn’t as cold or snowy, then it may not be necessary to add insulation.

Get in Touch

At the end of the day, only you can decide whether or not you need to insulate your flat roof. If you are unsure about what to do, it’s best to consult a professional who has experience with designing and installing flat roofs. Here at Poole Flat Roofing, we will always give our honest advice when it comes to the safety and security of your roof! So, don’t wait, contact us today and speak to one of our Team members for professional advice and service.