A small sample of the material which might be or contain asbestos is placed in a sealable container to be sent to a lab for testing.
How to test for absotos on a roof.
Look at the joints.
Find an inconspicuous area in the roofing and mark a square inch of tile.
12 1990 pdf 3 pp 36 k letter to d.
Cut the tile carefully and place it in a plastic container.
Second you mail the findings to a laboratory and after a few days the results are sent back to you.
The area where the sample was taken is patched with plastic sheet drywall or tape to prevent suspected fibers from spreading.
Here are some ways to help identify if your garage roof contains asbestos.
The result of the test will lead you to the next step.
Cropp re sawing asbestos roofing felt jun.
Generally asbestos testing kits work in a two step process.
Take the sample to an asbestos testing laboratory.
Asbestos sheets are often fixed together by aluminium runners held on by blunt ended nails.
The cost of testing a small sample is reasonable.
Accordingly if the material contains less than 1 asbestos it is safe and does not require removal.
Wet down roofing sheets if this creates a high risk of slipping off a roof.
15 1991 pdf 3 pp 80 k letter to j.
A tool is used to cut into the substance to be tested to get a sample of fibers.
The only way to know for sure whether your roof contains asbestos is to have a sample tested by professionals in a certified laboratory.
Rueckert re asbestos neshap apr.
21 1992 pdf 5 pp 158 k letter to j.
Work with asbestos on a windy day.
If the tile has less than 1 percent asbestos then the results are negative.
Look at the joints.
Inside the sheets will be held together in a similar way by plastic or wooden runners.
Thoroughly clean the work area tools and equipment as soon as possible after finishing the job.
If your roof is constructed in this way then you should also inspect the adhesives that have been used.
Check the manufacturer and product name on the insulation label and do a web search to find out if it contains asbestos.
Buildings made between the 1940s and the 1980s are very likely to have used asbestos materials.
The date of the building or material can also tell you a lot about asbestos risk.
Dufour re applicability of the asbestos neshap to asbestos.
Moran re applicability of the asbestos neshap to asbestos roofing dec.
