Due to its microscopic size asbestos was usually mixed with other materials to create asbestos containing materials acm s.
How to tell if roof is asbestos.
Most older cement board products contain asbestos.
The only way to know for sure whether your roof contains asbestos is to have a sample tested by professionals in a certified laboratory.
Some asbestos products contain identification marks making it easier for those with a trained eye to spot a contamination.
If they look old they might have asbestos fibers in them.
Asbestos was used from the early 20s to the late 80s.
For roofs fixed after 1984 when the slates could be asbestos cement or non asbestos looking at the original specification may help however it was common at this time for a number of specifications to be changed by the roofing contractor.
Accordingly if the material contains less than 1 asbestos it is safe and does not require removal.
Asbestos hardly needs an introduction anymore as most homeowners should be schooled in the general dangers of disturbing and breathing asbestos fibers.
Asbestos was also put into cement used on the exterior of buildings to help insulate the.
How to identify asbestos.
Roofing and siding shingles are among the most common materials to contain asbestos and will readily release fibers into the air if broken.
It isn t easy to identify asbestos especially if you don t know what it looks like.
Determine the age of the building.
Asbestos isn t easy to identify especially if you are unsure what it looks like.
So you may well be wondering how can i tell if my garage roof is asbestos.
On roofs themselves asbestos cement can be frequently found in the form of panels gutters insulation roof shingles siding downpipes or the entire roof itself.
If you don t know the age of the shingles inspect them for wear.
Determine when the shingles were installed on your roof.
When a building is quite old it has a good chance of having asbestos building materials.
Yes i know our tip accepts it but i m considering whether to attempt diy or get someone else to do it so i want to know for sure whether it is asbestos or not as i m sure it would affect the cost.
This government guide contains a useful diagram to identify where asbestos may be present on your property.
In older homes specifically asbestos may be found in many different materials from pipe insulation to flooring adhesive to roof shingles.
Asbestos was used to make several exterior materials.
But fear not because we re on hand to inform you about how to identify asbestos in your garage roof.
Since asbestos building materials cannot be easily spotted with the naked eye the best clue is to find out when the roof was actually built.
Because asbestos cement slates were cheaper than their non asbestos alternatives the roofing contractor.