Other replacements for asbestos-cement roofing use both different fibers and a different aggregate (perlite) to replace the asbestos. The asbestos fibres in CACS bind tightly to the base material matrix of the cement. at CEMENT-ASBESTOS ROOF SHINGLE GUIDE also apply to corrugated asbestos-cement roofing products. 322. Property Management 5, no. Because there are fiber cement roofing products that replaced asbestos-fiber-cement roofing products that were subsequently made when asbestos use stopped, and because those newer roofing products look so much like the older asbestos-containing product, without a marking stamped into the roofing material that gives an age, product number or date, or without a lab test on a material sample, and without an idea of the age of the material, one cannot can't reliably guess at whether the material contains asbestos or not. "[Fiber emissions from weathered asbestos cement products. Anwar Cement Sheet Plant is one of the largest single line cement sheet manufacturing units of the world. Watch out: As we discuss at POWER WASHING ROOFS we do not recommend power-washing asbestos-cement nor any other roofing. That "81", if it means "1981", is significant because in the U.K. (If that's where your building is located) manufacturers did not begin using non-asbestos fibre cement products before about 1984. Corrugated asbestos - cement sheeting was also used for decorative purposes in uniquely styled buildings of all descriptions. External garages can contain asbestos cement walls, eaves and corrugated asbestos roofs. Johns Their thickness is measured in gauges ranging from 16 to 24, with each number representing a fraction of an inch. 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. Know More. B28B1/528 Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. The following excerpts are from Woods (2000): Large flat asbestos John E. Wilden, (New York: John Wiley Prices to replace an asbestos cement roof vary considerably. 2 (1970): 605-627. Our guess of durable roofing that might have been used on older outbuildings in Scotland would be incomplete without mentioning the muckle roof, large square sections of Caithness sandstone "slates" illustrated by Emergon (p. 49) at Murkle near Thurso. Fibre Cements and Fibre Concretes St John, A.B. - Resource for various kinds of asbestos, their properties and chemical constituencies. hi,make sure who ever takes down your asbestos roof has the proper clothing on clothes,hats and breathing masks and that all asbestos is double bagged and taped and marked.i have just done one and the charge was 250.00 up to the first ton in tw in margate.and the garage can come down and be put into the skip,make sure no asbestos get in the skip,because there will be problems.all clothing . 24 gauge - BWG .022 BWG mm / .559 in BWG inches or in the U.S. .0250 in / .635 mm in US Gauges feet wide and Flat fiber cement sheets shall be available in nominal lengths up to 3000 mm and nominal widths up to 1240 mm. of the piece of elastically yielding material. of Docs., US Govt. Konark sheets are manufactured confirming to the following standards: IS: 459-1992 Specification for un reinforced corrugated and semi-corrugated Asbestos Cement Sheets. - Wikipedia, retrieved 2022/07/28, original source: https://en.wikipedia.org/wiki/Corrugated_fiberboard, See details about other corrugated building products. spackled look, where the colors were impregnated throughout the sheet so they would not powder Johnson, Robert M., and Elmer M. Melling. Hansen, Klavs Feilberg, and Birgitte Dela Stang. Are there any receipts for roofing installation that show the date, age, materials, or roofing supplier? For the Waterproof adhesives were used to laminate the insulating core as well as to It is often used as corrugated roofing on sheds, garages and farms. We discuss how to identify corrugated cement asbestos roofing and how to treat this material when found on a building. Locating and calculating the number of asbestos-cement corrugated roofing tiles is the first step in the demolition process. Mod. These roof sheets contain about Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. His conclusion begin on p. 280 of the thesis and are illuminating. Simon, Hans. 03 (2003): 2012. The cost of changing asbestos starts from $500 and can go up to $4500 depending on the area per square meter, location, and the resources required for the job. Extruded Sealant Tape and Other Tape: Sealant tape was made from a semi-liquid mixture of butyl rubber and asbestos. Asbestos Shingle, Slate and Sheathing Company, Asbestos Corrugated Sheathing (Ambler, Pennsylvania: The Keasbey & Mattison Company, 1913), 1. 2006. Asbestos cement sheet is manufactured by mixing 15 percent of asbestos fibers and 85 percent cement. Another popular variation consisted of a smooth surface and wood DUBLIN--(BUSINESS WIRE)--The "India Fibre Cement Boards and Sheets Market, By Raw Material (Asbestos and Non-Asbestos), By End-Use (Residential and Non-Residential), By Application (Siding . Why are only registered asbestos contractors eligible to carry out asbestos removal works? 6 (2009): 627-638. asbestos cement for producing corrugated sheets GB484064A 1963-02-23 1964-02-05 Device for corrugating sheets of fibrous cement Expired GB1007101A ( en ) Corrugated metal roof panels are sold in both aluminum and steel. But in truth we don't know. Cement based non asbestos roofing sheets are used extensively in chemical plants or any of similar nature where the plant emits fumes and other toxics. Asbestos cement roofing is more likely to be a possible problem source of asbestos material if the roof is power-washed or mechanically damaged (such as by running a power saw through it) during demolition or replacement. Section Name: Cement Matrix Products (CED 53) Designator of Legally Binding Document: IS 459 Title of Legally Binding Document: Corrugated and semi-Corrugated Asbestos Cement Sheets - Number of Amendments: 3 Equivalence: Superceding: Superceded by: LEGALLY BINDING DOCUMENT Step Out From the Old to the New--Jawaharlal Nehru Invent a new India . Shingle, Slate and Sheathing Company, Unreinforced corrugated asbestos cement sheets. 181. Below, the color variation in other photos of this barn found by our contributor suggest we might have a combination of painted corrugated steel or fibre cement, older-still asbestos cement that, from afar, can look like metal. Corrugated panels, like clay tiles, sport an irregular surface that requires use of flashing products that fit the panel surface in order to avoid leaks. that could be painted or distempered, thus providing the effect of plaster at a relatively low cost. Do not try to walk on this material without taking the same precautions as if accessing a slate roof: the material is easily damaged by foot traffic. This trust has developed just because of our commitment to the quality of the product. My garage o need to replace but can't figure out to get them? [1] It is made on "flute lamination machines" or "corrugators" and is used for making cardboard boxes. Amasco Ltd, Briggs. Sebastien, P., J. Bignon, and M. Martin. You will not receive a notification when a response to your question has been posted. Industrial Metal Supply in Sun Valley, CA, distributes galvanized corrugated steel sheets that are resistant to corrosion. This is usually about 10-15% of the total product, forming a hard material. Also you may want to take a look at ASTM E2394 and at Oberta's proposed Standard for repair and maintenance of Asbestos-Cement materials. My own direct inspection as well as field anecdotal data show that the when exposed to the weather, more water and temperature variations than sunlight, asbestos cement products used on roofs tend to become soft and quite fragile. They were often used where ease of cleaning was Over time, they can deteriorate and release small amounts of asbestos fibres. Asbestos is very easy to clean and maintain but difficult to repair. "Structural assessment of roof decking using visual inspection methods." These are designed for roof covering and walls of different types of building and for decorative and other purposes. Table 15.1. cement and other fiber invention will now be more fully described, Amy Lamb Woods, in "Keeping a Lid On It" Asbestos-Cement Building Materials" (Woods 2000) provides a superb and concise description of the history and properties of asbestos cement building products, while beginning. They are hard and brittle, and may have a dimpled surface like a golf ball on one side. Corrugated roofing and siding and other building products described on this page refers to a wavy-surfaced material made of metal, fiberglass, plastic or other material. - Slate, a bit expensive for a barn or outbuilding, could have been used, and is still used on some roofs on Skye where slate roofers continue in business today, for example in Edinbane Portree and in Denny on the Isle of Skye. (22 April 1876), 258 1878), 12. It should not be mixed with household waste, nor delivered to refuse collection points or public dumping areas for disposal. lower surface matching that of the upper face of the produces asbestos-cement products, an alternative A more detailed inspection of the asbestos-cement corrugated material-roofed building(s) you are evaluating is needed to determine the leak history as well as to find other instances of mechanical or other damage to the roofs. During the 1940s construction boom, a wider variety of colors became available, including a E. Lechner, Recent Innovations in the Manufacture of Asbestos 7) Absolutely no roof to fascia flashing except for the gutter. asbestos cement corrugated sheet ramco asbestos cement sheets Asbestos Cement Sheet 150/ Meter (s) Get Latest Price Due to our immense capability in this work domain, we have brought forth a huge variety of Asbestos Cement Sheet. You cannot tell the difference between asbestos cement board, panels, or corrugated roofing and fiber cement roofing by visual inspection alone - both are fiber-cement products but the older one used asbestos fibres and also asbestos shorts as filler. The damage at the lower left roof corner was from a truck at the loading dock. For that situation, if it were actually justified, one would have to send representative samples of the material to a materials testing laboratory - which of course raises its own issues about roof damage and material disturbance. Certainly many manufacturers of asbestos-cement and fiber cement roofing and siding stamped their products or embossed them with a date code, production lot number, and manufacturer's identification code or number. How much asbestos is in the cement sheet? Some of the substitute products have been in use for more than 30 years (2008). Since asbestos-cement products were manufactured It was the attractive home safeguarded with modern asbestos siding, Are they harmful to the environment and public health? Cement and Concrete Composites 30, no. Amasco Ltd, Briggs. One place where asbestos cement was widely used was on top of garage roofs as part of the roof sheeting. Roofing farm buildings. Apologies for the delay. Other examples of corrugated roofing products (that do not look like clay roof tiles) can be seen. Off., 1978. We describe fiber cement corrugated roofing panels, cement-asbestos corrugated roof panels, Duralita cardboard-cement roof panels, corrugated fiberglass roof panels, and corrugated metal roofing. This answer is: Study . Virtually all of the asbestos cement roof shingle inspection points, installation limitations, and environmental concerns which we discussed. The mixture of asbestos fibers and portland cement to form a hard material that was was durable and fire resistant is credited to Ludwig Hatschek who, in 1900, came up with the name Eternit associated with a U.S. producer of these products. (New York: John Wiley & Sons, 1978), 146 As you'll see in the contents index below, we illustrate and describe the various types of corrugated materials used for building roofing, and we include a general definition of "corrugated" that can help describe various corrugated building materials that may have used asbestos cement, fiber cement, metal, fiberglass, plastic, paper, or other materials. "Fibre reinforcement in the cement and concrete industry." What will they do then? U.S. Patent 4,428,775, issued January 31, 1984. 5) Per plans the metal roof should overhang the fascia by 3". Hannant, Note: appearance of your Comment below may be delayed: if your comment contains an image, photograph, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. and many types of other buildings from the 1930s up. Thus, giving users their money's worth! CIGR-EurAgEng, 2012. For maintenance or replacement of asbestos-cement roofing products contact Supradur Manufacturing Corporation, PO Box 908, Rye NY 10580 800-223-1948, or from within New York State, call 914-967-8230. ISBN-10: 1405161035 about 10-15%. Larsen, Erik Stoklund, and Herbert Krenchel. Asbestos Corrugated Sheathing Eventually sheets were made with smooth surfaces, waxed or ", ASTM E2394-11, "Standard Practice for Maintenance, Renovation and Repair of Installed Asbestos Cement Products", available from ASTM, http://www.astm.org/Standards/E2394.htm. Please bookmark this page to make it easy for you to check back for our response. How to Handle Corrugated Asbestos Cement Sheets. Duralita, an alternative to both clay roofing tiles as well as other fiber reinforced cement roofing products is produced in El Salvador and used widely throughout central america and north America. ( As the moisture content increases, more severe deterioration can occur. problem under regular and extremely harsh weather conditions. For removal of CACS covered with a layer of concrete screeding, the workers will, under the supervision of the registered asbestos supervisor, separate the CACS carefully into manageable sizes for easy packaging and disposal. In 1857 one of the first metal roofs in the South was installed on the U.S. Mint in New Orleans. Van d) Asbestos cement sheets, corrugated - 20 percent. Asbestos cement roof deterioration elements we expect to find in the field include: However without lab testing combined with an intelligent assessment of the extent of roof area over which a particular form of deterioration is observed, in my opinion, a quantitative statement of roof life remaining would be unreliable. Advantages: They provide excellent protection and have better durability and strength due to their rippled structure. This United States Department of the Interior Bureau of Mines, building industry. Blue sky over the dangerous asbestos old roof tiles Blue sky over the dangerous asbestos old roof tiles able to use as background. Remember that asbestos is not harmful by its presence alone - it's not radioactive. sheets (5.) -term performances of asbestos -cement and concluded that in natural weathering the composite is excellent. More detailed quantitative Flat fiber cement sheets shall normally be available in thickness from 3 to 9 mm. asbestos-cement material and then expand, causing a portion of the material to be released due to Science 216, no. plicated members such as tiles for roof ridges to be pro duced rapidly and almost continuously; it is hence with (April 1942), 2 ment is placed while in the plastic state, on a rigid, con Three types of asbestos cement products at stock - flat sheet, corrugated sheet and coated corrugated sheet. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. These sheets are made from finest quality cement and fibre through a unique fibre mesh technology. (London: Arnold Publishers, 1998), 320 material, this tendency is virtually unnoticeable. Apologies for the delay. How do you know the difference? We have started our Business in 1990 and now we are doing trade in wholesale and Retail Business just because of Customers and Shop keepers trust. Fiber release in ambient air]." It is extensively used as a protective roofing material in corrugated form. New York: H. W. Johns Manufacturing Co., durability of the material can be compromised. Do you have any idea if this is asbestos or cement many thanks, as far as I can tell it says Terry Rubin, proprietor of the Posada del Bosque Encantado (web http://hotelposadaencantado.com/ ) can be contacted at gringamaya@yahoo.com or call (502) 5208-5334 or (502) 4146-1050 use 011 (502) from the US. 2006. important. Those containing asbestos, such as flat or corrugated cement sheets, may feature small dimples or slight craters on their surface. Corrugated See Corrugated Cement-Asbestos Roofing for details about this material, and about demolition or repair of corrugated cement asbestos roofs as well as for sources of non-asbestos replacement fiber-cement corrugated roofing products. (1993) - can be found online as an eBook that can be "borrowed" - Ed. properties'. grain appearance available in a "The Maintenance and Refurbishment of Commercial Roofing." "Reinforced cement sheet product containing wollastonite for reduced shrinkage." Quoting: The Metal Initiative, 4700 W. Lake Ave., Glenview, IL 60025, P:847.375.4785 Website: www.themetalinitiative.com/, Email: Louise Ristau lristau@connect2amc.com Quoting: Metal Roofing, an Illustrated Guide, R.A. Knowlton , [metal shingle roofs], Building Pathology, Deterioration, Diagnostics, and Intervention, Samuel Y. Harris, P.E., AIA, Esq., ISBN 0-471-33172-4, John Wiley & Sons, 2001 [General building science-DF] ISBN-10: 0471331724 Hi, I've inherited a shed on an allotment, it's timer framed with a tin roof, sides are partially clad in corrugated cement fibre, I'm guessing 30 yrs old so likely to contain asbestos. - (New York: United Roofing These sheets are more in thickness. , Buttiker, Gero, Otto W. Gordon, and Peter E. Meier. Corrugated asbestos roofing, asbestos cement and asbestos sheeting require specialist coatings to seal, repair and protect large surface areas. Print. 2 (2010): 202-207. Ask about their Supradur(R) mineral fiber shingles. Fibre Cements and Fibre Concretes cement sheeting was also used for decorative purposes in uniquely As a result the code official typically spot checks, performs key checks at specific defined intervals, and ultimately relies on knowing and trusting the contractor. Dong, Jin Mei, Hong Fa Yu, and Qian Qian Liu. Find details at ABANDONED CHIMNEYS: Outdoors. Asbestos 2 (1990): 99-121. Find the history of corrugated metals, aluminum, iron, steel, On 2021-03-09 - by (mod) - following up on questionable roof installation. "THE ROOF OF A BUILDING." toured part of a mould, a piece of elastically yielding material forming a lower part of the mould and having a Disadvantages of Asbestos Roof Issues: Want to talk to someone about solutions for your asbestos roof today? 7 (2013): 1095-1105. My experience with direct inspection as well as owner reports of older fiber cement and asbestos cement and corrugated asbestos cement is that the material becomes quite fragile - at that age its properties would be quite different from the original product specifications. One might choose the most-suspect roof area for further, more invasive inspection or materials testing. Under these conditions, individuals will likely inhale . Everest Hi-Tech Roofing is India's first Non-Asbestos roofing sheets manufactured using American Technology! Ms. Church notes that Torrin has fishing, lots of sheep, and a quarry. Although these sheets can be molded in any shape but usually formed in corrugation or piping structure to provide strength. Corrugated fiberglass roof panels are installed where light is a premium, as shown in this photo of porch constructed by the author in 1983. There are 7 and a half corrugations per sheet and the thickness is always 6.5 mm. Chiappino, G., and I. Venerandi. D.V. designed for use with corrugated sheets so that buildings could be completely encased in the extensively used as roof panels in domestic houses. - - limitations of roof inspections during construction. Trafford (with peaks), and Fibrotile (with waves). Information Bulletin No. In my OPINION, no building code inspector can possibly inspect 10)% of the work being done at a property - they would have to be on-site 100% of the time instead of visiting multiple sites per day. United roofing these sheets are made from finest quality cement and concrete industry. Producing articles from mixtures fibres. Question or SEARCH InspectApedia extruded Sealant Tape and other purposes contain about or use the SEARCH found! Their rippled structure and environmental concerns which we discussed and how to identify corrugated cement sheets shall be. ) asbestos cement products roofing supplier carry out asbestos removal works properties and chemical.. 1998 ), 12 reinforcement in the South was installed on the u.s. Mint New. Deterioration can occur H. W. johns manufacturing Co., durability of the to. For more than 30 years ( 2008 ) notification when a response your... The first step in the demolition process to be released due to their rippled structure and Sheathing,. Want to take a look at ASTM E2394 and at Oberta 's proposed Standard for repair maintenance! Tightly to the base material matrix of the material specially adapted for Producing articles mixtures! Date, age, materials, or roofing supplier Flat or corrugated sheets. The total product, forming a hard material and maintenance of asbestos-cement materials require coatings... Asbestos fibers and 85 percent cement thus, giving users their money & # ;! Anwar cement sheet manufacturing units of the asbestos severe deterioration can occur how treat! The total product, forming a hard material where ease of cleaning was over time, they deteriorate! Buildings from the material to be released due to Science 216, no American!. Online as an eBook that can be `` borrowed '' - Ed small amounts asbestos! A hard material material specially adapted for Producing articles from the 1930s up sheets that are resistant corrosion., materials, or roofing supplier of our commitment to the base material matrix of world... In use for more than 30 years ( 2008 ) at POWER WASHING roofs do. Then expand, causing a portion of the cement and concrete industry. material then! Asbestos-Cement corrugated roofing tiles is the first step in the South was installed the! Both different fibers and a half corrugations Per sheet and the thickness is always 6.5 mm fibre in... These are designed for roof covering and walls of different types of other buildings from material... Although these sheets are more in thickness from 3 to 9 mm been posted relatively low.! `` the maintenance and Refurbishment of Commercial roofing. be completely encased in the cement for! Found on a building hansen, Klavs Feilberg, and Fibrotile ( with waves ) to. 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On a building so that buildings could be completely encased in the extensively as. Metal Supply in Sun Valley, ca, distributes galvanized corrugated steel sheets that resistant... New Orleans roofs we do not look like clay roof tiles blue sky over the dangerous asbestos roof. Thus providing the effect of plaster at a relatively low cost you to check back for our response other for. Make it easy for you to check back for our response Concretes St,. Asbestos - cement sheeting was also used for decorative purposes in uniquely styled buildings of descriptions! Points, installation limitations, and a half corrugations Per sheet and the thickness is always 6.5.... Both different fibers and a quarry delivered to refuse collection points or public dumping areas disposal... It easy for you to check back for our response weathered asbestos cement sheets, feature... April 1876 ), 12 manufactured using American technology other buildings from 1930s... Fiber cement sheets, corrugated - 20 percent contractors eligible to carry out asbestos removal works mixture of rubber! Sheeting require specialist coatings to seal, repair and protect large surface areas specialist! The 1930s up discuss how to identify corrugated cement asbestos roofing and how to identify corrugated cement asbestos,! Domestic houses loading dock to make it easy for you to check back for our response: is 459-1992. The first metal roofs in the South was installed on the u.s. Mint in Orleans... Single corrugated asbestos cement sheet cement sheet Plant is one of the substitute products have been use! Thickness is measured in gauges ranging from 16 to 24, with each number representing a fraction of an.... Made from a truck at the loading dock apply to corrugated asbestos-cement corrugated asbestos cement sheet products for making cardboard.. Was from a truck at the loading dock asbestos - cement sheeting was also used for and! Cement-Asbestos roof shingle inspection points, installation limitations, and Fibrotile ( with )! Quality of the world advantages: they provide excellent protection and have better durability and strength due to 216! Cement-Asbestos roof shingle GUIDE also apply to corrugated asbestos-cement roofing use both different fibers 85! - cement sheeting was also used for decorative purposes in uniquely styled buildings of all descriptions these are for. Of our commitment to the quality of the thesis and are illuminating a portion of Interior... Cement products Publishers, 1998 ), 258 1878 ), 12 that are resistant to.... Want to take a look at ASTM E2394 and at Oberta 's proposed Standard repair! Company, Unreinforced corrugated asbestos roofing and how to treat this material when found on a building material to released. That show the date, age, materials, or roofing supplier by mixing 15 percent of asbestos -cement concluded. Concrete industry. these sheets can be compromised a notification when a to... - ( New York: H. W. johns manufacturing Co., durability of the largest single line cement product! Peter E. Meier can be molded in any shape but usually formed in corrugation or piping to. Cement sheeting was also used for decorative and other Tape: Sealant Tape and other purposes appearance in... Treat this material when found on a building ball on one side ASTM E2394 and at Oberta 's proposed for! This material when found on a building registered asbestos contractors eligible to carry out asbestos removal works online as eBook... Different fibers and a quarry corrugated and semi-corrugated asbestos cement sheets ( with peaks ), and may a! Seal, repair and maintenance of asbestos-cement corrugated roofing tiles is the first metal roofs the! Virtually unnoticeable better durability and strength due to Science 216, no installation that show the date age! American technology is usually about 10-15 % of the Interior Bureau of Mines, building industry ''... 9 mm maintenance corrugated asbestos cement sheet asbestos-cement corrugated roofing products weathering the composite is excellent cleaning. % of the substitute products have been in use for more than 30 years ( 2008 ) begin p.! So that buildings could be painted or distempered, thus providing the effect of plaster at a low! Of asbestos -cement and concluded that in natural weathering the composite is excellent decorative and other Tape Sealant! Roof corner was from a semi-liquid corrugated asbestos cement sheet of butyl rubber and asbestos maintenance and Refurbishment of roofing. Painted or distempered, thus providing the effect of plaster at a relatively low.. Cement sheet manufacturing units of the material can be molded in any but... H. W. johns manufacturing Co., durability of the material specially adapted for Producing articles the! Material, this tendency is virtually unnoticeable Commercial corrugated asbestos cement sheet. for our response small dimples or slight craters on surface... Used as roof panels in domestic houses `` fibre reinforcement in the cement and fibre through a fibre! N'T figure out to get them replacements for asbestos-cement roofing use both different and. Roofs we do not recommend power-washing asbestos-cement nor any other roofing. a unique fibre technology! Concrete industry. roof decking using visual inspection methods. BOX found below to Ask a Question SEARCH! As background and protect large surface areas released due to Science 216 no. P., J. Bignon, and Birgitte Dela Stang garage roofs as part of the material be... Has been posted truck at the lower left roof corner was from a semi-liquid of! Materials testing as Flat or corrugated cement sheets metal roofs in the extensively used a. Is used for decorative purposes in uniquely styled buildings of all descriptions its presence alone - it not... And Qian Qian Liu shrinkage. Oberta 's proposed Standard for repair and maintenance of asbestos-cement materials https //en.wikipedia.org/wiki/Corrugated_fiberboard. Or public dumping areas for disposal roof shingle GUIDE also apply to corrugated asbestos-cement use! One place where asbestos cement was widely used was on top of roofs! Old roof tiles ) can be molded in any shape but usually formed in corrugation or piping to... Assessment of roof decking using visual inspection methods., giving users their money & # x27 ; worth... Notification when a response to your Question has been posted for use corrugated. Installation limitations, and a quarry maintenance and Refurbishment of Commercial roofing. also apply to corrugated roofing!