A brief history of asbestos cement siding.
Asbestos siding down to bare cement.
Unlike wood which can be sanded down repainted and refinished asbestos siding cannot.
Asbestos siding removal isn t free but if you re having it replaced with something else you just might be able to get a good deal with the company you end up choosing.
Asbestos cement siding was a commonly used building material in the us and canada from the early to mid late 20th century roughly from the 1920s to the 1980s.
It s difficult to find replacement siding for worn down areas and many people consider it inherently unattractive.
Asbestos cement was first developed in 1905 by the johns manville company who became one of the premier manufacturers of cement asbestos materials.
Asbestos siding was made by adding asbestos a naturally occurring mineral to portland cement.
The average price to remove asbestos siding is around 1 000 with typical costs between 800 and 1 200.
Asbestos siding was very commonly used in buildings and homes from around the 1920s until the 1980s and can still be found in many older homes in the u s.
Asbestos cement siding can also negatively impact the resale value of your home because of the way it looks.
Asbestos siding was first introduced into the us in the early 1900 s by austrian engineer ludwid hatschek.
Asbestos cement is a mixture of portland cement reinforced with asbestos fibers.
From about the 1920 s until the 1970 s hundreds of thousands if not millions of homes were built using asbestos cement siding.
As the experts at asbestos siding note it is sometimes difficult to spot because it was often manufactured to resemble different types of siding in a variety of colors and textures.
The average price to repair asbestos siding is around 4 761 with typical costs between 665 and 8 856 many projects come as low as 300 while some may reach 22 500 encapsulation a favorable type of repair averages about 2 to 6 per sq.
The portland cement binds asbestos fibers into a hard mass.
Older style cement siding shingles were traditionally made by mixing asbestos into the cement in order to fireproof and strengthen siding.
The reported costs for such projects range from 500 to 4 500 while the typical cost for asbestos siding removal is generally between 1 000 and 2 500.
He discovered how asbestos could help reinforce thin shingles made from cement.
Because fiber cement siding manufactured in north america after around 1978 was made without using asbestos in those later products and because those non asbestos fiber cement shingles included products that by eye were an exact visual match for their older asbestos containing brothers and sisters already installed a building built.
The epa officially banned the use of asbestos in new building materials in 1989 but decades of use means it is still in millions of homes.
Work from the top down removing the snails to keep from breaking the asbestos siding.
