Asbestos Shingle Siding

Covering old asbestos shingles with new siding may seem like an option too but it s not easy to do safely.

Asbestos shingle siding.

The siding was made by combining cement with asbestos which is a naturally occurring mineral that is fibrous in nature and fireproof. Weatherside fiber cement siding is the 1 and only solution for replacing or repairing old asbestos siding shingles. Asbestos was added to the cement because of its fire retardant properties as well as to add strength and durability to the siding shingles as well as insulating capacity. The portland cement binds asbestos fibers into a hard mass.

It s available in a variety of sizes and shapes to match many of the old siding shingles installed over the last 60 years. These shingles are a fact of life in that area and for houses of the early and mid 20th century. Installing vinyl siding will require disturbing the asbestos by nailing into it. Those same asbestos fibers that were being added.

If you do somehow end up with those shingles remaining on your house we doubt they will affect your sale. Cost to remove asbestos shingles. Owners often painted cement asbestos shingle siding to make it look fresh or if it was weathered and fuzzy to preserve it. Asbestos cement roofing shingles and siding products are not likely to release asbestos fibers unless sawed dilled or cut.

Asbestos cement was first developed in 1905 by the johns manville company who became one of the premier manufacturers of cement asbestos materials. Unless asbestos siding is disturbed it doesn t pose a significant health hazard and does not need to be removed. The price will differ because steeper roofs are harder to work on than a flat roof. You can t drive screws and nails through them without pre drilling.

A brief history of asbestos cement siding. Asbestos cement is a mixture of portland cement reinforced with asbestos fibers. Repair and removal. If it is a problem there are two types of corrections.

The east coast is filled with houses sided in these asbestos cement shingles. If the asbestos material is in good shape and will not be disturbed do nothing. On a building that has has a portion of its original cement asbestos shingles replaced with newer fiber cement shingles and where some original asbestos cement shingles remain you ll see a difference in the thickness of. Asbestos health concerns unfortunately though there was a lurking problem with asbestos that took decades to confirm.

The use of asbestos siding shingles was a popular one that was used in the us from the early part of the 20th century until the 1970s. This would trigger dust and asbestos dust is a problem as i ve mentioned. In contrast it costs between 20 to 120 per sq. Asbestos shingles are relatively strong but brittle.