![]() Performing demolition, repair or restoration work on these old Investigate further than just the initial roof covering when So it remains imperative that one look and Were lined with asbestos containing materials. ![]() It was used inĬorrugated roofing and siding material. Sealants commonly used in roof applications. It was used in cements, mastics, putties and other types of Underlayments, simulated wood trim, sheathing and other construction In shingles and siding, yet it was widely used in insulation, felt It is commonly thought that asbestos was used only Sought out alternative products which will simulate the properties Products and processes have slowly been reduced, either havingĬeased business operations due to increased legal action andĬoncerns or they have stopped using the material altogether and have Health related concerns and issues dealing with asbestos have becomeĪpparent, the companies that once used the material in their State and most often the disposal sites are also regulated.Īsbestos products and by-products have been usedĮxtensively in the roofing industry throughout the years. Remains a matter to be governed by each individual location and Worked with should be kept wet during work and removal, the nailsĮxtracted from the material and the product lowered to the groundįor continued processing/handling. Manner with each state having their own guidelines and regulations. The transite material can be worked with in a safe This determination is usually made on a case by case What most roofing and siding material will fall under (including asbestos slate), is in goodĬondition, it can be broken without causing the material to be Transite (a non-friable asbestos containing material with more Has become, crumbled, pulverized or reduced to powder by the forcesĮxpected to act on the material in the course of demolition or ![]() Regulated when there is a high probability that it could become, or It should be noted that transite material becomes Regardless of how we know them today, they are likeĪny other potentially dangerous material and require proper care andĬase rulings involving these materials, certain regulations haveīeen enacted to insure that the material is handled in the safest Release instance unless the material is mishandled or in a state ofĭecomposition. Material is so tight that it becomes difficult to create a fiber One should know that the matrix of transite Being friable means the ability to be, orīecome, airborne. The two major differences in the way asbestos is presented These shingles are also known as transite material, or a rigidīoard type material made up of mineral fibers and Portland cement Roofing material) or simply ACM (asbestos containing material). This material is commonly referred to as ACRM (asbestos containing Generally used in these materials is known as chrysotile asbestos. Testing is the only reliable way to confirm any type of asbestosĬontent and the percentage of the same. Historically, we have seen test results indicatingĪsbestos content from around 5% to as high as 35%. ![]() This content will vary from manufacturer to Of these roofing shingles are of mineral fiber and cement and haveĪsbestos content. In a matter of fact, the bulk of the composition of most Contrary to popular belief, "asbestos roofs and shingles" are not entirelyĪsbestos. Once referred to, present themselves in a variety of styles Roofing Tiles & Shingles ( See the Identification Photos. On historic clay and concrete roof tile identification!Īsbestos Shingles Clay Field Tiles Concrete Field Tiles Clay Trim Concrete Trim Closures Special Tiles Asbestos Roofing Shingles, Also known as Transite Shingles
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