Asbestos Siding Insulation

Alternatively if you leave the asbestos on your home you can safely seal the old siding underneath the new siding and because asbestos is an excellent insulator you will actually be adding to the energy efficiency of your home by leaving it on.

Asbestos siding insulation.

Asbestos siding is very fragile in nature. Asbestos cement is a mixture of portland cement reinforced with asbestos fibers. Many houses still have asbestos siding on their exteriors. From 1930 to 1980 asbestos was used in a number of property building.

If your attic or wall insulation is in batt or blanket form whether it s fiberglass cellulose or another material you generally don t have to be concerned about asbestos. Asbestos siding was very popular product back in the 1950s and 1960s. Asbestos cement was first developed in 1905 by the johns manville company who became one of the premier manufacturers of cement asbestos materials. The portland cement binds asbestos fibers into a hard mass.

Applying a layer of sheathing or sheets of foam insulation over the asbestos then covering it with vinyl siding is a common practice. This type of siding should to be painted every 5 to 7 years so it s not a maintenance free material like vinyl siding. If you suspect that your siding may contain asbestos there is no need for alarm. æ s ˈ b ɛ s t ə s or æ s ˈ b ɛ s t ɒ s is a term used to refer to six naturally occurring silicate minerals all are composed of long and thin fibrous crystals each fibre being composed of many microscopic fibrils that can be released into the atmosphere by abrasion and other processes.

Loose fill insulation comes in a variety of materials. Asbestos ranks high on the list of dangerous substances because of its toxic and carcinogenic properties when airborne. Removing asbestos is often cost prohibitive for most people. While older homes will likely contain asbestos in roofing insulation and tiles it can also be present in exterior siding.

The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. A brief history of asbestos cement siding. Interim method of the determination of asbestos in bulk insulation samples appendix e to subpart e of 40 cfr part 763 epa asbestos worker protection rule through the authority of section 6 of the toxic substances control act tsca the epa extended worker protection requirements to state and local government employees involved in asbestos. However removing the asbestos siding first though more expensive is the best alternative in the long run.

Asbestos is a mineral fiber that in the past was used as a flame retardant strengthening agent that provided heat insulation.