Life Expectancy Of Asbestos Roof Shingles

At first they are only noticed when someone engages in quite strenuous exercise but as it progresses it becomes noticeable even when engaging in simple tasks such as walking to the kitchen.

Life expectancy of asbestos roof shingles.

The typical life expectancy of an cement asbestos shingle roof was given as 30 years but we have seen these roofs that were now 50 years old in good condition. In all likelihood your roof is covered with asphalt shingles. Asbestos cement shingles are brittle and are susceptible to mechanical damage. They are installed in a similar way as slate.

Fire resistant asbestos cement roofing is prevalent in communities. The roof may need. Whereas in the north and northeastern regions of the united states asphalt shingles last anywhere from 19 to more than 20 years. Asbestos was first used as a building material in the eastern and central parts of europe during the first.

While not able to match the endurance of slate asbestos shingles were expected to last a minimum of 30 years enhancing their desirability. But we have seen these roofs that were now 50 years old in good condition. They have a life expectancy of about 12 to 15 years. Typical roof wear or failure patterns are either failure of the shingle fasteners or broken and falling shingles.

But there are also four factors that can shorten the life expectancy. Estimating asbestos roof shingles life expectancy common advantages of asbestos cement roof shingles. The typical life expectancy of an cement asbestos shingle roof was given as 30 years. There are no invincible roof shingles although.

A wood shingle roof should be inspected annually and any split shingles should be promptly replaced. Maintenance asbestos cement shingles are somewhat brittle. Insurance many insurance companies will not write a policy on a home with an asbestos cement roof. Typical roof wear or failure patterns are either failure of the shingle fasteners or broken and falling shingles.

They are difficult to repair and replacement shingles are hard to obtain. You ll pay 250 to 600 per square for a wood shingle roof and warranties run up to 30 years. The latency period of asbestosis can be very long with most people developing symptoms between seven and 20 years after exposure. They were also valued for being lightweight which significantly reduced the costs involved with shipping and installation.