Fibreglass Flat Roofing

What is GRP Fibreglass?

GRP stands for Glass Reinforced Plastic. What is commonly referred to as fibreglass flat roofing is really GRP fibreglass flat roofing and consists of a single-ply laminate that you apply to a high-quality and completely dry decking. After application, the project is finished by applying pre-formed GRP edge trims as well as pigmented top coat.

The application of the pigmented topcoat is important as it allows you to paint your roof any colour that you want. This is also one of the biggest benefits of using GRP fibreglass.

What Can it be Used For?

Since GRP Fibreglass is incredibly durable and lightweight, it can be used in a wide variety of settings. Apart from flat roofing, this material is also used in hostile industrial, chemical, manufacturing, power generation, and automotive industries.

As a homeowner, the biggest use you have for GRP fibreglass is in the protection and maintenance of your roof.

What are its Advantages?

When it comes to the protection of your roof, you have a number of options that you have to consider. To know if GRP fibreglass is the right option for you, it may be worth taking a look at some of the advantages that this product has over other alternatives. Let’s take a look at the advantages of a GRP fibreglass roof.


The number one benefit of fibreglass roofing is that it is completely waterproof. This is mainly because GRP fibreglass roofing is completely seamless, which means that water accumulation on the surface will not start to leak into the interior.

Chemical Resistant

This advantage is especially important if the surface is in close proximity to commercial activities and there is a risk of chemical spills. The fibreglass roofing will also protect your roof against acid rain.

Fire Resistant

Nothing can be as detrimental to the structure and value of your building as a fire. fibreglass roofing is completely fire resistant, which is helpful when it comes to insurance matters and in ensuring that your roof is protected against the potential damage caused by a fire.

Choice of Colour

One of the great benefits that fibreglass roofing has to offer is that it allows you to paint your roof any colour that you want. This gives you a lot of moving room in terms of design and if you choose a lighter colour, energy efficiency.


GRP fibreglass flat roof repair experts can protect your roof against the elements and other detrimental factors for up to 30 years. It also lowers your roof’s maintenance requirements, which means that you have peace of mind and lower routine property maintenance costs for a very long time.

Environmentally Friendly

GRP fibreglass roofing has low embodied energy. It is also a good insulator against heat and cold, which means that you won’t have to rely heavily on temperature regulating systems, allowing you to conserve energy. The main ingredient is glass, which is made from sand, an incredibly abundant resource.

Additionally, many fibreglass materials are made from recycled content. When you choose it, you can be sure that you are making use of one of the most energy-efficient and eco-friendly materials available.

Impact Resistant

Sometimes, objects like branches or hail can hit the surface of your roof. It is is completely shattered resistant and won’t be damaged by objects like these. Furthermore, it will also protect your roof from unwanted damage from falling objects.

Energy Efficiency

GRP fibreglass allows forming ample energy efficiency. This is because you can choose to paint your roof a lighter colour, which reflects light and keep the interior cool. It is also a good thermal insulator.

If this is not the roof type for you then why not check out Rubber EPDM?

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