Asbestos cement was first developed in 1905 by the johns manville company who became one of the premier manufacturers of cement asbestos materials.
Cement board siding asbestos.
Cement asbestos board siding.
We include research articles as well as patent citations that help trace the use of asbestos cement in and on buildings from the late 1800 s to the present.
This article gives a history of the production use of asbestos cement roofing siding products.
A brief history of asbestos cement siding.
Asbestos cement is a mixture of portland cement reinforced with asbestos fibers.
Asbestos siding is composed of asbestos fibers mixed with portland cement.
Patent 2 818 824 issued january 7 1958.
James hardie 8 25 in x 144 in hz10 hardieplank cedarmill fiber cement lap siding.
Fiber cement siding is one of the better options for siding your home.
Unlike fire resistant asbestos cement siding it has not been linked to mesothelioma.
Fiber cement siding accessories.
It is very brittle and has a tendency to crack and break when nailed which can release asbestos fibers into both the air and ground.
It s available in a variety of sizes and shapes to match many of the old siding shingles installed over the last 60 years.
Although some of the earlier versions of fiber cement siding did indeed have some asbestos particles blended in fiber cement was actually designed to replace the asbestos siding products to create a safer environment for the installers and the home s residents.
Read s 1958 patent for asbestos cement siding that is prepared with a colored and embossed or patterned surface resembling wood shingles or wood board siding.
Find the best fiber cement siding brands you may want to choose.
If your siding contains asbestos are you sure you really want to remove it.
Hence the safest easiest and least expensive option may be to leave it.
Unless cement asbestos board siding is being disturbed it will not release asbestos fibers.
Click to enlarge any image read clinton i and francis h.
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.
For pricing and availability.
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.
For pricing and availability.
Asbestos cement roofing siding history dates codes patents give a history of cement asbestos siding roofing product use.
Asbestos cement board siding and shingle.
The portland cement binds asbestos fibers into a hard mass.
