Asbestos insulating boards are not as dangerous as some other asbestos insulation products but still pose a real threat to safety. The Zonolite product was vermiculite insulation, often used in residential attics. Similar Posts. Loose-fill asbestos insulation is somewhat granular and fluffy in nature and it contains a very high percentage of asbestos. VERMICULITE AND ASBESTOS 2. g. 21 £21. A mine near Libby, Montana, was the source of over 70 percent of all vermiculite sold in the United States from 1919 to 1990. Grace & Co. The vermiculite is clearly visible. 3–2. Instead, the EPA strongly recommends that you hire a properly accredited asbestos contractor if you need to have. Am I at risk? Should I take it out? If you have vermiculite insulation in your home, you should assume this. It will look like a rough layer of either white or gray paint. Micafil AG. , most vermiculite insulation containing asbestos was sourced from a mine near Libby, Montana, which was active until 1990. It fixes the chimney liner at the top of the stack using plates and clamps. Once popular for heat resistance and corrosion, asbestos is most often found in older homes. 54 at a total cost of $8,424. As some of you may be aware, some homes have been insulated with vermiculite insulation, which potentially contains asbestos. When these tiny fibers become airborne, they can be inhaled into the lungs, where they might eventually cause asbestosis, lung cancer, and even the deadly asbestos cancer mesothelioma. Also, it is a common material that is known to contain asbestos. Therefore the Micafil loft insulation is considerably more expensive! products. It is very flexible and is often used in attics and walls or wrapped around pipes. , potting mixes and soilAsbestos crystals are heavier than Vermiculite flakes. Vermiculite Insulation Identification Photographs. If you have vermiculite insulation in your home, you should assume this material may be contaminated with asbestos and be aware of steps you can take to protect yourself and your family from exposure to asbestos. As a result, you can safely use any growing mix presently sold that. Attic insulation produced using vermiculite ore, particularly ore that originated from the Libby. The recent innovation should provide a time-saving technique for commercial and home inspectors. Vermiculite clays are weathered micas in which the potassium ions between the molecular sheets are. It’s dangerous to perform any attic air sealing work until all of the vermiculite has been removed by a certified asbestos abatement contractor, at a cost ranging from $7,000 to $12,000. Vermiculite Micafil is as an excellent thermal insulating material capable of withstanding temperatures in excess of 1000C. 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. Price: £30 | Buy now from Buildingmaterials. These panels contain. Asbestos fibers must be airborne to cause a health risk through inhalation, so the first step is not to disturb the material, which would release more fibers into the air. Vermiculite is a silver-gold to grey-brown mineral. The Health Risks Of Vermiculite Containing Amphibole Asbestos Although the overall percentages of. Zonolite insulation is no longer manufactured in the United States. Pure vermiculite is not dangerous. Randolph. Vermiculite insulation is a pebble-like, pour-in product and is usually gray-brown or silver-gold in color. Another study found that, among houses with vermiculite attic insulation, only 26% had detectable levels of amphibole asbestos in their living spaces. 88. Asbestos litigation forced it to file for bankruptcy in 2001. It has been determined that vermiculite from this mine may contain asbestos. The goal of this study was to determine if in situ near-infrared reflectance measurements, using portable spectrometers, could be used to reliably identify the source of vermiculite ore and therefore its potential to contain asbestos. It comes in small pellets, such as those used for wood stoves. Livonia, Michigan. Airborne asbestos fibers present a health risk through inhalation, so the first step is to not disturb the material, which could release fibers into the air. However, due to limitations in the methods even trained technicians cannot. It will look like a rough layer of either white or gray paint. EXFOLIATED VERMICULITE consists of accordion-like granules containing microscopic air layers, to which vermiculite owes its light weight and excellent insulation properties. Vinyl floor tiles and the backing on vinyl sheet flooring and adhesives. Spray-on insulation coatings made before 1990 usually contain a high percentage of asbestos. Airborne asbestos fibers present a health risk through inhalation, so the first step is to not disturb the material, which could release fibers into the air. Vermiculite insulation. So broad was the product’s reach, it’s believed that an estimated 824 cubic metres. Zonolite insulation, an American vermiculite tainted with a lethal form of asbestos known as tremolite, has already been linked to hundreds of deaths in the United States. If you choose to have the vermiculite insulation removed, the EPA recommends that you use a trained and accredited asbestos contractor that is separate and independent from the company that performed the. Usually, many attics are empty, and some homeowners may want to utilize the extra space. While not all vermiculite produced before 1990 contains asbestos fibres, it is. All without filing a lawsuit. Often used in commercial and industrial building walls, ceilings and beams, spray-on asbestos looks like a bumpy white plastic coating. This lightweight product creates a protective fill when placed into block core cavities. Second, the vermiculite industry, which you use as half of your 'evidence,' is correct in saying 'vermiculite is not asbestos. The four most common types of insulation are blanket, block, loose-fill, and spray-on: Blanket Insulation — Usually either in the form of batts (pre-cut sections) or large rolls, blanket insulation generally looks like a big, cotton-like blanket. R. Made from a naturally occurring mineral, vermiculite insulation can be poured within your loft for a simple-to-install insulation option. Based on just-released data from a study conducted 2 years ago in six Vermont homes with vermiculite insulation, EPA reports that “the asbestos content of the vermiculite was as high as 2. Asbestos is the name for a group of minerals that occur naturally in the ground. When heated to a high temperature, flakes of vermiculite expand as much as 8-30 times their original size. Some vermiculite produced at Libby Mine in Montana from the 1920s until 1990, sold primarily under the brand name Zonolite®, has been found to contain asbestos. Attic and wall insulation produced using vermiculite ore, particularly ore that originated from a Libby, Montana mine and sold under the name "Zonolite Attic Insulation" may contain asbestos fibers. I went to my local building supply looking for vermiculite to use as loose insulation over the ceramic fiber blanket I had wrapped around my oven. EXFOLIATED VERMICULITE consists of accordion-like granules containing microscopic air layers, to which vermiculite owes its light weight and excellent insulation properties. We provide exfoliated vermiculite from Micafil, the UK’s leading manufacturer. If you’d like help with filing a claim, please get in touch by email at help@asbestosclaims. Addison-Lynch, Edinburgh, United Kingdom. The raw Libby ore was estimated to be 21–26% asbestos by weight; the mill feed was 3. Browse 270+ asbestos insulation stock photos and images available, or search for asbestos tile or asbestos removal to find more great stock photos and pictures. If you disturb the insulation, you may inhale some asbestos fibers. This Dupre Vermiculite loose-fill insulation is a highly absorbent protector suitable for packaging, chimney lining, loft insulation and high-temperature insulation. If the vermiculite in question even contained asbestos, abatement is too complicated for homeowners. Reinforcing this conclusion is the fact that the type of asbestos found in Libby vermiculite is “amphibole” asbestos, which is even more hazardous than the chrysotile asbestos that was most. Certificates in Health Literacy from the CDC. More than 70% of vermiculite sold in the U. Tel: (416) 964-9415 1-800-268-7070 Email: info@carsondunlop. Loose Vermiculite. Wet-Spray Cellulose - Used as the blown-in method, a fine mist of water is added to the hose that allows for better heat retention and better noise reduction. It is made from aluminium-iron-magnesium-silicates and consists of thin, flat flakes. According to the EPA, you should assume that vermiculite insulation contains asbestos. Used in older homes, it is often contaminated with asbestos. When vermiculite is heated to very high temperatures, it expands into long strands resembling small worms. Yes. Vermiculite was first identified in 1881 in a mine near Libby,. However, due to limitations in the methods even trained technicians cannot. In its pure form, vermiculite is clean, odorless, nontoxic and sterile. These pages are to assist homeowners with issues such as where asbestos may be located in their homes, finding a licensed asbestos contractor to safely remove asbestos and the health effects of asbestos. Sadly, by this time, the damage had already been done; the asbestos-infused insulator had been installed in tens of millions of homes in the United States alone. 6 (95% CI 1. It comes in small pellets, such as those used for wood stoves. ZONOLITE INSULATION; In the U. EXFOLIATED VERMICULITE consists of accordion-like granules containing microscopic air layers, to which vermiculite owes its light weight and excellent insulation properties. The best way to minimize asbestos exposure from vermiculite is to NOT remove or disturb the insulation. The Zonolite mine, then owned by W. Consisting of the naturally occurring mineral vermiculite, Zonolite was used for decades to insulate millions of American homes. 70 ex VAT, Each. Check the underside of your roof for a white or gray rough coating. To date, no other vermiculite mines have been found to contain asbestos and periodic tests are done to make sure it stays that way. Does Vermiculite Contain Asbestos? What is the Mixing Ratio to Mix Vermiculite with Cement? What are the Insulation Properties of Micafil Volume Calculator Downloads. Vermiculite Origins, Uses & Identification. Shop online with Click & Collect and next day delivery available. It is one of the best insulators available today and this is why it is commonly used in. Asbestos Zonolite Insulation. EN. Only a trained technician using a microscope can see asbestos fibers. The degree of damage asbestos may cause depends on the amount of asbestos inhaled and the duration of exposure. Bundles of fibers make up asbestos minerals. Vermiculite Boards. before 1990 contains amphibole asbestos fibres. If you disturb the insulation, you may inhale some asbestos fibers. , most vermiculite insulation containing asbestos was sourced from a mine near Libby, Montana, which was active until 1990. As a result, vermiculite insulation can cause health risks due to contamination with asbestos fibers. 2. When heated to around 1,000 °C, vermiculite flakes expand and form pockets of air, making the material seemingly ideal for use as insulation. . About 70 percent of the vermiculite used in attic and wall insulation originated from one mine in Montana. It contained minerals originating from the Libby Mine in Libby. If. One of those products is home insulation. It can also be seen on ceilings, where it looks like a thick coating of cement. Pre-Owned. The Zonolite product was vermiculite insulation, often used in residential attics. Modern vermiculite insulation will not contain asbestos, and is considered a safe product for use around buildings. 6 g/cm3 and a refractoriness of 1500–1600°C was produced from expanded vermiculite, and a technology for producing ceramic vermiculite. Vermiculite insulation product from the Libby mine in Montana is known to contain high levels of amphibolic asbestos. Other constituent analysis are used to determine if the vermiculite is consistent with Zonolite. You may hire a Certified Asbestos Professional (or licensed or certified Home Inspector ) to collect the sample for you. Micafil Vermiculite Loose Fill Insulation (100ltr) Micafil Vermiculite Loose Fill Insulation (100ltr) is one of the simplest and most reliable solutions for fireproof chimney backfill and thermal insulation in cramped, awkward areas. Since spray-on asbestos. The following photographs show typical vermiculite. You’re probably wondering how asbestos crossed paths with vermiculite. I have read that it is one of the brands that are ok. during the 20th century was contaminated with. Asbestos Waste Solutions provide comprehensive asbestos waste disposal solutions to asbestos removals companies, building contractors and the general public. A. That’s why it’s so much better to have an attic with no insulation at all. The insulation is delivered in light, 100 Litre bags which are easy to handle, even on a ladder or in a cramped loft space. Researchers estimate that more than one million homes throughout. Slab insulation, vermiculite Joliet, IL with asphalt binder Fiberglas Owens-Corning Fiberglas Corp. Vermiculite is a naturally occurring mineral compound that is often used as an insulation material. Of concern is Zonolite, a product made from vermiculite which was used in many Canadian. Texture: Asbestos-containing insulation was typically heat. Therefore, the only way to definitively know is to have samples of the material in question analyzed. It is a limited-expansion clay with a medium shrink–swell capacity. S. Ex-Worker Wins $36. I'm AHERA certified as a building inspector, NIOSH 582 qualified and have lead many asbestos abatement and identification projects. And we never charge for anything unless you receive money in your pocket. Vermiculite’s inner laminar layers allow it to expand up to 50% in volume which allows it to be highly aerated. Vermiculite is the geological name given to a group of hydrated laminar minerals which are aluminium-iron-magnesium silicates. Only a trained technician using a microscope can see asbestos fibers. I found a couple of paper bags in the attic today with the name Micafil. Vermiculite is best used for water-loving plants that need their soil to stay moist at all times. Vermiculite is a naturally-occurring mineral composed of shiny flakes, resembling mica. SKU. Replacing wall insulation costs $1 to $5 per square foot. Am I at risk? Should I take it out? If you have vermiculite insulation in your home, you should assume this material may be contaminated with asbestos and be aware of steps you can take to protect yourself and your family from exposure to asbestos. , B. Asbestos may still be found in many different building materials and products, regardless of their age. , closed in 1990, which had a natural deposit of asbestos. Asbestos has never been detected in Micafil vermiculite. In case you do not know already, then Vermiculite Micafil is a great loose-fill thermal insulating material that is designed to reduce the loss of heat in cold weather. £21. Average artex asbestos removal cost (20m 2): £3,000. The home inspector got it tested and it came back composed of cellulose and non fibrous materials, no. 1998 became a member of the ABB group. If you have vermiculite insulation in your home, you should assume this material may be contaminated with asbestos and be aware of steps you can take to protect yourself and your family from exposure to asbestos. asbestos and take precautions. 5–0. Vermiculite is a mica-type mineral that is being used in increasing quantities for insulation, in composite cements, and in horticulture. Asbestos is most dangerous when inhaled or when it comes into contact with the skin. If there is a potential for it to become airborne. The amount of asbestos in asbestos containing materials (ACM) varies from greater than 1% to 100%. I found a couple of paper bags in the attic today with the name Micafil. mesothelioma, a rare form of cancer that is found in the thin lining of the lung, chest and the abdomen and heart. Grace, was responsible for 80% of the world’s vermiculite, and vermiculite attic insulation could be purchased locally and installed. It developed the world’s first RIP bushings. Asbestos My attic has vermiculite insulation in it. , Glass wool, batts, blankets,. EPA, Exposure Evaluation Division, Office of Toxic Substances, Office of Pesticides and Toxic Substances, U. Extracted from the mine between 1920 and 1990, this vermiculite insulation was sold mainly, but not exclusively, under the trademark Zonolite ® Attic Insulation. 4% asbestos; airborne dust in the dry mill was 40% asbestos ; and the vermiculite concentrate shipped to numerous processing plants in the United States and other countries was 0. To ensure that your sample is unbiased, try to reach the bottom of the insulation and take your samples from there. In addition to the potential for asbestos to be present in vermiculite, a number of people regularly ask me about asbestos siding. It can contribute to cardiac failure and is often fatal. This is largely due to problems obtaining representative samples along with current uncertainties with existing testing techniques. EXFOLIATED VERMICULITE consists of accordion-like granules containing microscopic air layers, to which vermiculite owes its light weight and excellent insulation properties. These questions & answers about Mica-Fil, a Munn & Steele Vermiculite Insulation product and its asbestos content were posted originally at MUNN & STEEL & MICA-FIL VERMICULITE BUILDING INSULATION - be sure to see that article. However, nearly 80% of the world’s vermiculite supply came from the asbestos-contaminated Libby, Montana mine. Vermiculite attic insulation is a pebble-like, pour-in product and is usually light-brown or gold in color. before 1990 contains amphibole asbestos fibres. For more information call us on +44 (0) 1782 383000. The Wisconsin Occupational Health Lab (WOHL) provides homeowners and businesses testing for asbestos in a wide variety of material such as floor tiles, ceiling tiles, pipe insulation, shingles, and more. Approximately one million homes in the United States contain vermiculite attic insulation. Description. from exposure to asbestos. It is now known to be a carcinogen and should not be used in any type of construction. Asbestos fibers in vermiculite are too small to be seen by the naked eye. As over 70% of all vermiculite sold in the U. S. In fact, it is thought that most mesotheliomas are due to asbestos exposure ( 9 ). CARA has been formulated to work with Class A fire-resistant substrates and will not contribute to a fire…. It’s best to check with your State for a list of approved abatement contractors and get multiple estimates. Micafil / Vermiculite Insulation Suitable for Aga Rayburn 100 Litre Bag. Micalite Boards is checked by an independent laboratory for the presence of Asbestos. Vermiculite insulation looks like pebbles and typically is grayish-brown or silvery-gold. Size: 100L Bag. Vermiculite is used in some potting soil for plant growth, and it appears as bright gold or silver flakes. vermiculite at the lower portions (as asbestos settles to the bottom) - The cost for remediation is anywhere from $6,000 to $15,000, and possibly. Lightweight packaging. It says its for filling concrete blocks or walls and is water resistant. It is made from mineral material. Once inhaled, most asbestos remains in the lungs. S. Does vermiculite insulation contain asbestos? Pure vermiculite should not contain asbestos. Suitable for high temperature heating system insulation Lightweight and easy to handle Loose fill thermal insulation for interior use Used to produce lightweight and thermally efficient concretes and screeds A naturally occurring mineral Safe, inert and environmentally friendly; Dupre LTD MicaFil Grade Expanded Vermiculite 100L RVMV-L707D. The problem is the asbestos, not vermiculite. Colors to look out for in these pebbles are grayish, brown, or silvery gold. Asbestos insulating board (AIB) was a fireproofing material that was commonly used in buildings. A variety of regulations are in place that should prevent inadvertent exposure to asbestos in vermiculites, but great care is needed if true asbestos hazards are to be. during the 20th century was contaminated with asbestos. The most common use of vermiculite insulation within a house is as a loft or attic insulation. When inspecting an attic the hass vermiculite insulation the inspector should assume that it contains asbestos. Different sizes of vermiculite particles . However, that is not to say it cannot contain. USEPA offices have received a large number of phone calls from citizens concerned about vermiculite insulation in their home that might be contaminated with asbestos. Micafil Vermiculite Specification: Material – Mineral (90%…Vermiculite from other sources has since been tested and proven to be asbestos free and harmless. Typical vermiculite insulation . In a different study, 29% of homes with vermiculite had very low levels of detectable Libby amphibole, similar to normal outdoor background concentrations. Extracted from the mine between 1920 and 1990, this vermiculite insulation was sold in large bags mainly, but not exclusively, under the trademark Zonolite® Attic Insulation. This is because such a material can easily lead to inhalation of asbestos fibres in the air even. The verdict was the first of hundreds of cases pending against the company hired to oversee medical care and safety for. such as loose packing and rope and gasket packing materials used to seal pipe penetrations between building areas. Expanded vermiculite is used in construction and consumer materials (e. Vermiculite insulation is easy to identify by visual inspection, as it is a granular, loose-fill pour-in insulation. It can also be used for a number of other things such as insulation in lofts or between floors base for gas coal fires and garden bedding and potting. Zonolite is a trademarked brand name of a vermiculite attic insulation that was sold between the 1940s and 1990s. You can: avoid disturbing materials that may contain asbestos. Made from aluminium-iron-magnesium silicates, it is a natural mineral used for void filling. Vermiculite Micafil 100 Ltr Pack Void Loose Back Fill Medium Grade flexible flue. Exfoliated vermiculite is used in the friction brake linings market, high temperature insulation, loft insulation, various construction products, animal feeds, horticulture and many other industrial applications. Older homes (built prior to 1990) have insulation that can contain anywhere from 15 % asbestos to 100% asbestos. manufactured asbestos-containing. Nearly all vermiculite contains asbestos, which can cause lung cancer when inhaled. However Health Canada has found some brands of vermiculite insulation may contain tremolite asbestos and could present a health hazard. , talc or vermiculite) that contain asbestos should also be regarded as ‘carcinogenic to humans’” (Straif et al. There were veins of asbestos in the mined ore that ended up in the final product, and it is estimated that between 3 million and 30 million. 15. Is there any way besides getting a lab test done, to know if it contains asbestos? The bags are o. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. Share this conversation. What is vermiculite? Vermiculite is a mineral that expands when rapidly heated. Vermiculite insulation is a pebble-like, pour-in product and is usually gray-brown or silver-gold in color. Vermiculite Void Fill Known as Micafil, expanded vermiculite is a 100% natural material that can be used for void fill. 37. Is vermiculite insulation a problem? potential to release asbestos fibers into the air. Airborne asbestos Last published: May 11,. However, due to limitations in the methods even trained technicians cannot always determine if. Vermiculite Micafil is as an excellent thermal insulating material capable of withstanding temperatures in excess of 1000C. A member of the phyllosilicate group of minerals, it resembles mica in appearance. The Environmental Protection Agency notes that when vermiculate is heated, it expands into worm-like. Check the underside of your roof for a white or gray rough coating. The EPA says that vermiculite insulation, which is the pebbly stuff found in attics of many older homes, is only risky if it contains more than one percent asbestos. Vermiculite is a mineral used in many commercial and consumer products including insulation. If you choose to remove the vermiculite. Vermiculite loose-fill insulation is one of the most common household materials that contain asbestos. Disposes of all materials, disposable equipment and clothing used in the job in sealed, leak-proof, and labeled heavy-duty plastic bags. Vermiculite is a naturally occurring mineral used in insulation (brand name, “Zonolite”), construction, and gardening products. F. co. It is made from mineral material. • Packaging. Asbestos types are recognized in six forms of asbestos, including chrysotile, crocidolite, amosite, anthophyllite, tremolite, and actinolite. Exfoliated Vermiculite is used in the friction brake linings market, high-temperature insulation, loft insulation, various construction products, animal feeds, horticulture and many other industrial applications. Vermiculite Insulation. CARA is a ready-to-use, air-drying refractory adhesive. Asbestos fibers in vermiculite are too small to be seen by the naked eye. Vermiculite materials that are distributed under the brand Zonolite were discovered to contain Tremolite-Actinolite asbestos fibers. Vermiculite ores may contain a variety of other minerals including asbestos, which, if present in significant quantities, could pose a health risk to producers and end users. Bulk sampling is reliable only when over 1% of the material is asbestos. Pure vermiculite is not dangerous. To correctly calculate a U-value, all layers of insulation must be included and not the vermiculite layer. ) in homes. The price of Micafil is approximately £20 per bag – and one bag of this will cover 1m2 to a depth of 100mm. TYPICAL PROPERTIES 1 based on primary vermiculite source Grade Nominal Particle Size / mm Loose Bulk Density / kg m-3 Large Grade (Micafil) 2 – 15 85Canasco Canadian Asbestos Co. Known as Micafil, expanded vermiculite is a 100% natural material that can be used for void fill. Vermiculite masonry fill creates a barrier against moisture, heat, and sound. Contribute to dinglei2022/en development by creating an account on GitHub. Federal guidelines are weak. Find labs. Tremolite is no longer mined and is responsible for many cases of asbestos-related cancer and asbestos diseases. Spray-On Asbestos Insulation. There is an accordion-style texture to the particles. asbestosis, a serious progressive, long-term, non-cancer disease of the lungs. Textile Coatings. and Canada and was sold under the brand name Zonolite ® or Zonolite ® Attic Insulation (ZAI). The distinguishing properties of these clay minerals are: layer charge, accessible particle size (i. The three lung diseases closely associated with asbestos are:3. This type of insulation can be used in 2 different ways, as loose-fill or as blown-in insulation. As with other forms of asbestos, exposure to Libby. came from a mine near Libby, Montana, that contained a deposit of asbestos which contaminated the vermiculite. However, a lawsuit in 2008 dictated. Although this ecological study cannot directly link exposure to Libby vermiculite with asbestos-related disease, it suggests a need for additional studies in these areas. | | Organization (s): U. Our laboratory needs approximately 20-40 g of vermiculite (about the size. If you are removing Zonolite brand attic insulation from your home, the trust will cover up to 55% of the cost of removal. Found vermiculite (asbestos) under attic floor boards on top of plaster ceilings while investigating before doing renovations. Zonolite Insulation. Vermiculite is a popular insulation material, but much of the vermiculite used in the U. Testing the vermic by TEM analysis should have been their first step. Scientists with the United States Geology Survey (USGS) have created a hand-held spectrometer to determine if vermiculite insulation contains deadly amphibole asbestos. Zonolite was often a gold-silver or a brown-gray in appearance. Asbestos Insulation. Vermiculite contaminated with asbestos was used in the past as a poured-in insulation in attics. The ZAI Trust not only pays a majority of the cost to have asbestos containing attic vermiculite insulation removed, but it pays for a majority of the cost to have the attic professionally air sealed and re-insulated to R50. Asbestos fibers. 2009). A well-insulated attic is a perfect storage place, but it must be safe. homes and buildings may still contain Zonolite. ) Member of National Association of Science Writers. Asbestos is a raw mineral that is usually soft and flexible. Vermiculite / Micafil is a highly versatile product. The EPA recommends that vermiculite insulation be left undisturbed. Vermiculite from Libby, Montana was used in the majority of vermiculite insulation in the U. S. Hazardous Products. Estimated Delivery 3-5 Days (working days) View delivery info page. The Problem The largest supply of vermiculite came from a mine near Libby, Montana. A heat insulation material of apparent density 0. 3. The most common asbestos-containing vermiculite insulation is zonolite. When heated to around 1000 degrees C, it pops (or puffs up), creating pockets of air. Vermiculite is a naturally occurring mineral that is made up of shiny flakes. Indiana has notification requirements for demolition or renovation of commercial and industrial buildings that have ACM. This Dupre Vermiculite loose-fill insulation is a highly absorbent protector suitable for packaging, chimney lining, loft insulation and high-temperature insulation. Therefore, you must use safety gear before putting the insulation into bags. For the record, we at Structure Tech do not test for asbestos. According to the Health Canada advisory “Vermiculite Insulation Containing Amphibole Asbestos”, the best way to minimize your risk of asbestos exposure is to avoid disturbing vermiculite insulation. Micafil Loft Insulation 100L. It is most likely to be found in confined spaces such as roof spaces and attics. Nominal Size (mm):- 2-15. from 1919 to 1990 came from a mine near Libby, Montana which contained asbestos deposits. Vermiculite itself does not pose a health.