Asbestos Cement Siding Replacement

One thing that should be noted is that when asbestos fibers are inert intact and encapsulated in cement siding as is most often the case it poses absolutely no health risk.

Asbestos cement siding replacement.

Asbestos cement was first developed in 1905 by the johns manville company who became one of the premier manufacturers of cement asbestos materials. It wasn t until 1989 that the epa banned the us of asbestos in the u s. How to repair maintain asbestos cement siding. It is available in a variety of sizes and shapes to match many of the old siding shingles installed over the last 60 years.

A brief history of asbestos cement siding. In new building products. Left on your house it s a darn good insulator and fire retardant. Built prior to that date likely contain asbestos in some form.

Asbestos cement is a mixture of portland cement reinforced with asbestos fibers. Weatherside fiber cement siding is the 1 and weatherside fiber cement siding is the 1 and only solution for replacing or repairing old asbestos siding shingles. Two fire marshals i work with one in texas the other in nj have both opined that in their experience fires spread slower in asbestos clad houses than vinyl. This article explains the maintenance repair or replacement of cement asbestos shingle siding on buildings.

We describe how to remove and replace individual cement asbestos siding sections while keeping the total job small by avoiding breaking the surrounding shingles. A hardened mixture of asbestos fibers portland cement and water used in relatively thin slabs for shingles wallboard and siding asbestos siding was first introduced into the us in the early 1900 s by austrian engineer ludwid hatschek. Siding is cement impregnated asbestos it s going nowhere unless you grind or pulverize it. What is asbestos cement siding.

In 1986 a year after your siding was installed supradur remained as the sole producer of asbestos cement siding products as other companies had already left the field. Asbestos cement siding shingles resemble shakes or machine grooved shingles and asbestos cement roofing shingles generally resemble either shakes or slate supradur 1985. The portland cement binds asbestos fibers into a hard mass. According to merriam webster asbestos cement is.

Gaf weatherside and james hardie replacement asbestos siding. Weatherside fiber cement siding is the 1 and weatherside fiber cement siding is the 1 and only solution for replacing or repairing old asbestos siding shingles. This lets homeowners replace pieces of older siding without removing everything.