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Choosing the right roofing material for a flat roof replacement is an important decision that shouldn't be taken casually. You must also get it right to further guarantee that your building is protected. Getting it right can only be possible when you use the best roofing materials for a flat roof; for this, you have many options.
However, it's important to note that even though there are many options, only a few of these roofing materials for flat roofs stand out. This article will take you through everything you should know about these materials, so keep reading to find out more.
EPDM Membrane Roofing
Ethylene propylene diene terpolymer (EPDM) is a synthetic rubber black membrane commonly used in medical facilities and commercial buildings. It is also a material that has gained application in residential roofing systems, and this is because of its ability to absorb heat easily.
EPDM is one of the best options for flat roofs, especially over non-living spaces like a garage and areas with windows for proper lighting. This is a requirement due to the black nature of the roofing materials.
One of the primary reasons why it is a popular material for flat roofs is because of its impressive level of durability. The roof is basically a bulletproof rubber roofing system that can last for as long as 25 to 30 years with proper maintenance.
TPO Membrane Roofing
Thermoplastic polyolefin is another roofing material for flat roofs, and it comprises a single-ply white membrane that has gained wide application on residential and commercial roofs. TPO membrane roofing does not absorb heat like EPDM but reflects heat.
It is a great option to consider, especially if you have a low-slope dormer over your bedroom or a flat roof. The roof is designed to keep the room cooler, even in hot seasons. Another fantastic thing is that it's a great option to place over non-living space.
However, if you choose this type of roofing system, the critical thing to remember is that it will cause your window to look like a membrane. Basically, white gets dirty quickly, unlike black. In addition, TPO membrane roofing is not as durable as EPDM, but you can rest assured that it will last up to 25 years with proper maintenance.
PVC Membrane Roofing
Polyvinyl chloride is a single-ply white membrane roofing material in most residential and commercial properties today. It is also one of the best roofing materials to use on a low slope or flat roofing system, especially over your bedroom or living space.
In addition to being white, PVC membrane roofs share other similarities to TPO, especially with respect to their features and chemical makeup. This is also applicable after installing the roofing material.
The main difference between the two roofing systems is that PVC offers more flexibility and durability than LPO. PVC membrane roofing on flat roofs can last up to 25 years with proper maintenance.
Standing Seam Metal Roof
Standing seam metal roofing comprises many metallic panels that are tightly locked together and mechanically seamed. This is to ensure that the panels' expansion and contraction are unrestricted. The standing seam metal roofs offer a better aesthetic appeal than the other materials above. It also has multiple color options that you can choose from.
If your attic is adequately ventilated and the roof is installed correctly, you can be sure it will last more than 30 years. Under appropriate conditions and with proper maintenance, standing seam metal roofs can last up to 50 years. However, it's important to note that they are more expensive than the other roof membranes mentioned above.
Built-Up Roof (BUR)
This roofing system utilizes gravel and tar, allowing it to create a waterproof layer. It is the most expensive option to consider and is also widely applied to residential buildings. One of the main reasons it is regarded as one of the best options is that it is simple to repair and maintain. It is also a durable option and can last up to 15 years.
There are many types of built-up roofing systems, and they are better suited for different purposes. BUR offers exceptional protection against ultraviolet rays, water, and other adverse conditions. It is a durable option because of the presence of gravel.
Modified Bitumen
Initially, BUR was the only option available for people, but during the early 1960s, modified bitumen roofs gained entry into the global market worldwide. This roofing material is also designed to be durable and strong.
There are many benefits to enjoy from using modified bitumen. Among these is that you can apply it to overlapping reels, creating a conspicuous seamless area. Another advantage of using modified bitumen is that it is easy to maintain, thanks to its unmatched durability.
A modified bitumen roof offers unique flexibility and elasticity, even at very low temperatures. What's more, modified bitumen is easy to set up and an affordable option to consider.
Spray-On Roof (Silicon Spray)
As mentioned earlier, there are many options to consider when choosing a roofing material for flat roofs. This method is not the most effective and safest option but is among the most expensive. This roof type is a durable option and waterproof, thanks to the coating it features.
Which Flat Roofing Material is Right for You?
With everything above, you might wonder which of the options above is right for you and which flat roof replacement to consider. Before choosing any of the aforementioned roofing systems, there are many things to consider.
For example, if cost is a significant concern for you, the best option to consider is a membrane roof system. However, you'll also need to consider the room directly below the flat roof. If the room is a bedroom or living room, TPO or PVC are great options to consider.
Standing seam metal roof is an excellent option for people on a budget. With this option, you get to choose your preferred color because it comes in different colors. Regardless of what you choose, all you should know is that the above-mentioned roofing systems are great options for flat roofs.
Cost of a new flat roof
There are many determining factors that influence the replacement cost of a flat roof or even that of any other roof replacement. Cost is also a factor that can influence the option that you choose from. One major factor that can affect the cost is insulation. Basically, if you use insulation that can insulate your building structure, you should expect to spend more.
Do You Need An Expert Roofing Contractor?
Regardless of the roof materials that you choose, it's essential to understand that there are different requirements to take note of. These include lightweight, heat insulation, chemical protection, durability, biostability, lasting quality, resistance to solar radiation, cost-effectiveness, acoustic isolation, and flexibility in application.
There are different materials that are used on flat roofing systems, and these materials are designed to make them more durable and produce waterproofing effects. These materials include a bituminous covering system, a PVC membrane that creates a reliable and long-lasting waterproofing layer, and primers to enhance reliability further.
All of these are the primary things to consider if you want to get the best materials for flat roofs, as well as materials that will last long. When it comes to popularity, EPDM remains one of the most widely known roof types in use, and they are equally among the most affordable options you have. TPO is also an affordable option to consider, and they are straightforward to install.
Now that you know the best materials for flat roofs and the cost implications associated, the next thing is to get the roof replacement. This is where you'll need the expertise of a local roofing contractor to handle the flat roof replacement service professionally.
