Seeking the help of an experienced roofer who has worked with asbestos is the best thing to do.
Schylo roofing asbestos.
Step 3 look for asbestos cement shingles a mixture of asbestos fibers and cement or asbestos cement corrugated roofing which is thicker and more often found on old sheds barns and low income housing.
Roofing adhesives roofing felt and base flashing also might include asbestos.
Although asbestos is known for its fire retardant capacity it also poses serious health risks particularly if not properly handled.
Also referred to as asbestos roof mat it is a component that is impregnated in asphalt that was used as an insulating and waterproofing material between roof boards and shingles johns manville no date.
Cropp re sawing asbestos roofing felt jun.
21 1992 pdf 5 pp 158 k letter to j.
Osha regulations address removal and disposition of asbestos cement materials in some circumstances osha regulations regarding asbestos building siding or roofing materials questions answers about rules regulations laws governing the demolition removal or repair of cement asbestos siding or roofing.
The use of asbestos cement roof shingles was growing at a steady rate in the united states.
Unfortunately it became known in the 70s that asbestos fibers were actually very dangerous and caused illnesses like cancer and asbestosis.
Asbestos particles made asphalt based roofing durable and long lasting.
These roof mats were widely used in built up roofs in the us epa 1990c.
This made asbestos a miracle fiber to bind with other materials.
Rueckert re asbestos neshap apr.
Most of the times asbestos roofing materials are not dangerous if not damaged and left undisturbed.
The result of the test will lead you to the next step.
Asbestos was easy to work with widely sourced and low cost to purchase.
Asbestos fibers were a perfect addition to your roofing materials as it is heat resistant very durable and cost effective.
Do you need a roofer houston to work on your.
Moran re applicability of the asbestos neshap to asbestos roofing dec.
In the early 1920s american roofing material manufacturers johns mansville carey eternit and century were all offering at least one asbestos cement roofing shingle to their customers.
12 1990 pdf 3 pp 36 k letter to d.
The only way to know for sure whether your roof contains asbestos is to have a sample tested by professionals in a certified laboratory.
15 1991 pdf 3 pp 80 k letter to j.
Roofers and asbestos exposure.
Asbestos was used in many products in the 20th century due to its superior abilities as a lightweight durable inexpensive insulating and fireproofing material rather ironically it was incorporated into roofing products to make them safer.
That solved structural issues for heavy roof loads.
Accordingly if the material contains less than 1.
Asbestos wouldn t rot rust conduct electricity or react to heat.
