Asbestos Asphalt Shingle Siding

Asbestos was used in asphalt based roofing products such as asphalt roofing or siding shingles in north america as early as 1891 and continued into the early 1980 s.

Asbestos asphalt shingle siding.

It is very difficult to remove spray paint graffiti without also dissolving or discoloring some of the siding surface coating material itself. The national emissions standards for hazardous air pollutants neshap identifies several asphalt containing roofing products that may also contain asbestos including. Asbestos shingles are relatively strong but brittle. If you don t know the age of the shingles inspect them for wear.

No installing new siding over the old asbestos siding isn t a viable option. Asbestos shingles were so common during the 20th century that almost any shingles installed between 1920 and 1986 probably include asbestos. This would trigger dust and asbestos dust is a problem as i ve mentioned. You can t drive screws and nails through them without pre drilling.

Because asbestos in a mineral and fibrous adding asbestos to siding materials also increases strength and durability while providing some insulation and fireproofing to the structure. From the 1940 s to perhaps the early 1970 s it was popular to cover peeling wood clapboard buildings with this durable material. The building shown at left located in hughsonville ny using the thatch edged shingle siding style is almost certainly sided with asbestos cement shingles. Originally asbestos siding was used because of the fire resistant properties of asbestos.