Asbestos Siding 1950

The name has its origin in the greek word for inextinguishable.

Asbestos siding 1950.

The epa asbestos web site contains general information on asbestos sources exposure and health effects what to do if you suspect asbestos training and laws and regulations. Covering old asbestos shingles with new siding may seem like an option too but it s not easy to do safely. A brief history of asbestos cement siding. China glaze was a trademarked name for a cement asbestos siding shingle filed by u s.

Gypsum and trademarked in 1962. Let the siding dry then prime and paint with the best exterior latex you can find. What to expect when buying a house built in the 1950 s. These houses have a great charm about them.

Asbestos shingles are relatively strong but. Questions answers about asbestos cement siding on buildings. What you should know about buying a house built in the 1950 s. A highly effective and inexpensive fire retardant material and thermal and acoustic insulator asbestos was used extensively in home construction from the early 1940s through the 1970s.

Bollaert s 1951 patent illustrated a decorative pattern embossed into asbestos cement siding sheets shingles boards. Asbestos cement is a mixture of portland cement reinforced with asbestos fibers. History of asbestos cement siding roofing products. House built 1950 in old houses.

Asbestos cement roofi ng and siding in the early 1900s manufacturers reinforced portland cement with asbestos fibers to create a fire resistant and durable building material. The harmful effects of asbestos were beginning to be acknowledged and the introduction of asphalt based roofing products began dominating in the late 1950s. Finally in 1989 asbestos became illegal when the environmental protection agency epa issued an asbestos ban and phase out rule. Method of making color ornamented asbestos cement sheets pdf u s.

The product first made in 1905 served as a coating for boilers steam pipes and equipment that generated heat. Asbestos cement was first developed in 1905 by the johns manville company who became one of the premier manufacturers of cement asbestos materials. Lead paint wasn t outlawed until 1978 so it s sure to be present on siding going back to the 1950s. China glaze siding was popular in the 1950 s by era alone as a cementious product it would at least be treated as pacm presumed asbestos containing material.