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Before 1999, asbestos was used with abundance in both domestic and commercial buildings, particularly in the construction of garages. Due to its hard-wearing and fireproof properties, it was the ideal material for roofing sheets, walls and even flooring.

Where asbestos might be found in your garage  

Before we explain how to identify asbestos in your garage roof, it is important to recognise the other areas where it may be present. This is because, if it was used in the construction of your roof, then the chance of it being elsewhere is highly likely.

If your garage was previously investigated for the presence of asbestos, or updated in a renovation, then every aspect would have been surveyed.

Asbestos in garages can be found in the following places:

  • Corrugated roof sheets
  • Corrugated walls
  • Cement guttering
  • Internal boarding
  • Cement sheets
  • Spray on fireproofing

How to tell if your garage roof is made of asbestos

There is no way to identify asbestos in your garage roof without a professional asbestos survey, but if you’re concerned, these are some common signs that there may be asbestos present:

Date of build: Asbestos was commonly used in construction materials until 1999 when it was banned in the UK. If your garage was built before then, there’s a higher chance it might contain asbestos.

Material type: Asbestos roofing sheets were typically made with a corrugated or wavy pattern to increase their strength. They can look similar to modern cement roofing sheets, but asbestos will have a rougher finish.

Roof texture: Asbestos roofing sheets have a rough texture, often with minute craters and dimpling.

Worn surface: Old asbestos tiles grow tired and fragile over time. The material will snap and then crumble. Other warning signs include cracks or scaling, and a large amount of lichen growth.

Is asbestos in your garage dangerous?

Yes.

There is a common misconception that asbestos in your garage is less dangerous because you spend minimal time inside it. But, this is not the case.

Exposure to asbestos can cause numerous health risks through the inhalation of asbestos fibres. Fibres become embedded in the tissue of vital organs leading to the development of life-altering illnesses.

If the material in your garage sheds fibres, these can end up entering your home, and lingering in your car. 

Long term exposure to asbestos can cause:

  • Cancers
  • Asbestosis 
  • Other asbestos related illnesses

How to manage a garage roof with asbestos

If you suspect the presence of asbestos in your garage roof, you must have the site surveyed by professionals as soon as possible. They will conduct an Asbestos Sample Analysis to determine both the amount of asbestos present and the potential risk.

If asbestos is identified, trained professionals will:

  • Conduct a site assessment
  • Conduct a risk assessment
  • Isolate the area
  • Remove Asbestos Containing Materials (ACMs) with care
  • Dispose of the materials appropriately
  • Decontaminate the affected area
  • Monitor the site to determine whether it is safe