Known as Micafil, expanded vermiculite is a 100% natural material that can be used for void fill. A few large, hard, green flakes can be easily seen, which in my experience can typically indicate positive for asbestos (I keep a tally of my guesses before I send the samples, I am currently 64/83, 77%. However, due to limitations in the methods even trained technicians cannot. It contained minerals originating from the Libby Mine in Libby. Vermiculite Micafil Loose Fill Insulation 100ltr. This is largely due to problems obtaining representative samples along with current uncertainties with existing testing techniques. Micafil Vermiculite is free flowing and easy to install, it is ideal for thermal and acoustic insulation in lofts, between floors, interior cavity walls and for pipe protection. Is vermiculite insulation a problem? potential to release asbestos fibers into the air. Asbestos Insulation. It also enables you to keep the interior cool in warmer weather. The concerns about the dangers with vermiculite insulation in the UK stem from the fact that until the 1990s, most vermiculite originated from a mine in America which also contained asbestos deposits. It makes great insulation with the special property that it is virtually fireproof. Therefore, the only way to definitively know is to have samples of the material in question analyzed. R. In this release (“ National Consumer Awareness Campaign Launched on Vermiculite Insulation Used in Some Attics ”), the EPA states that “… home testing vermiculite in. It is not. All without filing a lawsuit. Grace & Co. It is used in gardening because it mixes well with soil and helps to hold water. S. Light-weight loose fill insulation. Grace, was responsible for 80% of the world’s vermiculite, and vermiculite attic insulation could be purchased locally and installed. were deferred due to the presence of vermiculite insulation. The short answer is that all research we've made to date indicates that Johns Manville Spintex® batt insulation was a rock wool or "mineral wool" foil faced insulating batt product. Although residences of any age may contain asbestos, those built after 1980 are less likely to contain asbestos, except for homes with vermiculite insulation, which was used until 1990 or later. These products commonly. Vermiculite Insulation. If you remove or disturb the insulation, it is. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. These products commonly contained 15% asbestos to 100% asbestos. When it comes to asbestos, it rarely needs introduced at this point. Commercially produced vermiculite insulation from Libby, Montana, contains trace levels of asbestiform amphibole, which is known to cause asbestos-related diseases. Vermiculite insulation and stored boxes show. asbestos and take precautions. 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. Vermiculite Micafil is as an excellent thermal insulating material capable of withstanding temperatures in excess of 1000C. These panels contain. New formulations were created after that with no asbestos deliberately added. Question: worried sick after our home inspector tested our "vermiculite insulation" for asbestos - lab said it was cellulose. Since spray-on asbestos. 13). This Dupre Vermiculite loose-fill insulation is a highly absorbent protector suitable for packaging, chimney lining, loft insulation and high-temperature insulation. It was heat-treated to create fire-resistant ceiling and insulation panels. Pure vermiculite is not dangerous. Vermiculite is a volcanic mineral that is fire-resistant and has strong insulation properties. SKU. The insulation is delivered in light, 100 Litre bags which are easy to handle, even on a ladder or in a cramped loft space. S. Also used for chimney flue lining. Often used in commercial and industrial building walls, ceilings and beams, spray-on asbestos looks like a bumpy white plastic coating. nearly an inch long. We use cookies to make your experience better. How are Mica-Fil or Munn & Steele vermiculite products identified, & what should be done about potential vermiculite-asbestos hazards ascribed to this vermiculite insulation?. S. £40. The Libby mine was closed down in 1990, meaning any homes that were built and/or remodeled prior to their closing date could have attic insulation containing asbestos. The raw Libby ore was estimated to be 21–26% asbestos by weight; the mill feed was 3. Ex-Worker Wins $36. Disturbing vermiculite with less. Micalite Boards is checked by an independent laboratory for the presence of Asbestos. So broad was the product’s reach, it’s believed that an estimated 824 cubic metres. 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. The EPA (Environmental Protection Agency) recommends that if you have vermiculite, it’s best to assume it contains asbestos and leave it alone. Livonia, Michigan. Vinyl floor tiles and the backing on vinyl sheet flooring and adhesives. Tremolite ranges in color from a milky white to a dark green and is found in other minerals such as talc and vermiculite. Why should I be concerned about asbestos-contaminated vermiculite insulation? A mine near Libby, Montana was the source of over 70 percent of all vermiculite sold in the U. 1The Mi Flues Screw-FIX Insulation Back Filler is a new concept to make the job of back filling your chimney with vermiculite as easy as possible when using a. Price: £30 | Buy now from Buildingmaterials. Made from aluminium-iron-magnesium silicates, it is a natural mineral used for void filling. Great job, but today I find about 75% of Vermiculite by Libby etc in the USA contains a dangerous form of Asbestos. Precision Casting. The distinguishing properties of these clay minerals are: layer charge, accessible particle size (i. • Refractories. EXFOLIATED VERMICULITE consists of accordion-like granules containing microscopic air layers, to which vermiculite owes its light weight and excellent insulation properties. The EPA recommends that vermiculite insulation be left undisturbed. CARA has been formulated to work with Class A fire-resistant substrates and will not contribute to a fire…. Nominal Particle Size Loose Bulk Density Large Grade (Micafil) 3 – 15 mm 70 Kg/m 3 Medium Grade 2 – 8 mm 85 Kg/m 3 Fine Grade 0. S. It will look like a rough layer of either white or gray paint. Price of Micafil loft insulation. This is because such a material can easily lead to inhalation of asbestos fibres in the air even. EN. You can have it tested for asbestos, but here’s the rub. Vermiculite is a naturally occurring mineral that is made up of shiny flakes. Avoid disturbing materials that might contain asbestos, including pipe and furnace insulation, siding, flooring, and popcorn ceilings installed from the 1950s to the 1970s; vermiculite attic insulation; Talk to their local or. When heated, it can expand to a much larger size than its natural form. Most commonly, vermiculite was used for insulation in walls and attics across the nation. 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. If vermiculite is determined to beThis type of insulation is usually grayish-brown and looks somewhat like little pebbles. Asbestos in Vermiculite and Zonolite Insulation - Asbestos contamination in vermiculite and vermiculite products has become a concern to many citizens throughout the country. The expanded vermiculite is a light-weight, fire-resistant, and odorless material and has been used in numerous products, including insulation for. , Cane fiber insulating board. Can I take vermiculite insulation out myself? Federal asbestos regulations do not apply to work that you perform in your own home, but the EPA strongly recommends that you not attempt to remove vermiculite insulation yourself. Sample collection of vermiculite should be done by a professional. Asbestos fibers in vermiculite are too small to be seen by the naked eye. 1995. 3. [ 12 ] demonstrated SMRs for lung cancer among the Libby vermiculite worker cohort to be 1. If you disturb the insulation, you may inhale some asbestos fibers. , pipe lagging, sprayed-on fireproofing) may be assumed to be less than 1% if the vermiculite constitutes less than 10% of the total material. Finally, a cowl is added to stop rain and bird egress causing issues. Very simple to install poured straight from the bag. Asbestos My attic has vermiculite insulation in it. In its pure form, vermiculite is clean, odorless, nontoxic and sterile. Vermiculite insulation is probably not a large concern, but only as long as it stays undisturbed in the attic. Very happy with the product. These panels contain ‘puffed’ pockets of air that give them a textured look known as ‘popcorn ceilings’. Vermiculite materials that are distributed under the brand Zonolite were discovered to contain Tremolite-Actinolite asbestos fibers. It is typically light gray or yellow and has a crumbly texture. Micafil is typically used for chimney flue linings. Homeowner Information. Contribute to dinglei2022/en development by creating an account on GitHub. It is vermiculite insulation. Although EPA does not. The Libby mine also had a natural deposit of asbestos, and the vermiculite from Libby is contaminated with asbestos. Zonolite Insulation. Vermiculite is a naturally occurring flaky mineral that resembles mica. This method is often used during new construction before drywall is put up. Pinchin. Due to the now well understood hazards of asbestos inhalation the EPA banned the use of sprayed on insulation containing asbestos in 1973. Removing deteriorating roofing shingles and siding containing asbestos, or tampering with roofing felt that contains asbestos. Its nominal particle size is between 2 -15mm. Show Less. Vermiculite is the geological name given to a group of hydrated laminar minerals which are aluminium-iron-magnesium silicates. These companies may be found liable for individuals’ asbestos exposure and resulting related diseases. Now a friend of mine has scared the hell out of me by telling me. The problem is the asbestos, not vermiculite. However, to be safe and in the absence of evidence to the contrary, it is reasonable to assume that if your building has older vermiculite-based insulation, it may contain some amphibole asbestos. Check the underside of your roof for a white or gray rough coating. EPA Factsheet about naturally-occurring asbestos in vermiculite insulation from. According to IARC, there is sufficient evidence that asbestos causes mesothelioma (a relatively rare cancer of the thin membranes that line the chest and abdomen), and cancers of the lung, larynx, and ovary ( 8 ). S. In its good years, the Libby mine accounted for more than 70% of. It says its for filling concrete blocks or walls and is water resistant. I'm AHERA certified as a building inspector, NIOSH 582 qualified and have lead many asbestos abatement and identification projects. However, if your attic has very old batt insulation, you should get a laboratory test to confirm that it’s asbestos-free. If there is a potential for it to become airborne. Micafil AG. Specifications. The recent innovation should provide a time-saving technique for commercial and home inspectors. Our findings have important health, social, financial, and legal implications for governments and communities in which asbestos has been used to insulate houses. Call Today for Testing and Removal Services 1-833-367-7354. Made from a naturally occurring mineral, vermiculite insulation can be poured within your loft for a simple-to-install insulation option. Only a trained technician using a microscope can see asbestos fibers. The insulation was manufactured by heating vermiculite ore to between 800º and 1100º C, which causes an accordion-like unfolding and expansion into the lightweight granules that were used for insulation. In response to this need the Healthy AIR (Asbestos Insulation Remediation) program was created, receiving a state allocation of $300,000 for fiscal years 2018 and 2019 for removal of vermiculite insulation in. Asbestos fibers. Are you planning to test vermiculite for asbestos? If yes, then first you should watch our video explaining how important is to the testing professionally. Vermiculite is a naturally-occurring mineral composed of shiny flakes, resembling mica. Vermiculite is used in some potting soil for plant growth, and it appears as bright gold or silver flakes. This is a natural occuring mineral expanded at high temperatures to produce expanded particles 90% air. Guide to using Micafil Vermiculite for Loft Insulation - Dupre Minerals EN English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian český русский български العربية Unknown Asbestos vermiculite is a type of insulation made from asbestos fibers that are mixed with a water-miscible binder. These are lightweight with no harmful fibres or particles for easy and safe home installation. Asbestos deposits Geology. , Corkboard Detroit, MI Multicell Multicell Sales Corp. Recent findings about vermiculite ore contaminated with tremolite asbestos. PACKAGING AND STORAGEPACKAGING AND STORAG EEE Exfoliated vermiculite is supplied in bulk bags or ~100 litre pre-packed plastic bags. While no longer produced, as many as 35 million U. 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. It may have shiny flakes or small accordion-like pieces. Vermiculite from Libby was. What is the coverage area for 100L of Micafil vermiculite spread to a depth of 200mm as loft insulation? What is the coverage area for 100L of Micafil vermiculite spread to a depth of 200mm as loft insulation? 100 litres of micafil at 200mm will cover 0. 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. If you must remove any asbestos-containing vermiculite from your home, you should hire a licensed asbestos contractor. The Fine “One Percent” Line. The pictures in the center of this pamphlet and on the cover show several samples of vermiculite attic insulation. Vermiculite Micafil Loft Insulation. If a professional finds asbestos, hire a qualified asbestos removal specialist to remove it safely. EXFOLIATED VERMICULITE consists of accordion-like granules containing microscopic air layers, to which vermiculite owes its light weight and excellent insulation properties. Thermal Resistance: R Value: 16. ASBESTOS IN YOUR HOME - U. If you disturb the insulation, you may inhale some asbestos fibers. Vermiculite loose-fill insulation is one of the most common household materials that contain asbestos. To date, no other vermiculite mines have been found to contain asbestos and periodic tests are done to make sure it stays that way. such as loose packing and rope and gasket packing materials used to seal pipe penetrations between building areas. In short, the Trust will reimburse up to 55% of the total cost of removal, abatement, or containment, and re-insulation, (as long as the re-insulation costs are reasonably related to the size of the vermiculite abatement) with a maximum reimbursement of $4,633. Nearly all vermiculite contains asbestos, which can cause lung cancer when inhaled. The discovery of blown cellulose and fiberglass insulation made vermiculite obsolete but it was still widely used in the transition phase. Asbestos crystals that are found in vermiculate have a higher density than the rest of the 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. 800-723-3216. 43 Inc VAT. uk. A member of the phyllosilicate group of minerals, it resembles mica in appearance. , most vermiculite insulation containing asbestos was sourced from a mine near Libby, Montana, which was active until 1990. Zonolite is contaminated with tremolite, a highly toxic type of asbestos. Other common uses are as thermal and sound insulation, construction material, insulation material, and for lightweight, absorbent packaging material. The estimate was $6,400 for the abatement work and an additional $800 for monitoring-supervising services. Call Us: (630) 629-6600. 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. Contact Us. EXFOLIATED VERMICULITE DESCRIPTION This product is a grade of exfoliated vermiculite having a controlled particle size distribution. 2. The pictures in the center of this pamphlet and on the cover show several samples of vermiculite attic insulation. Although the mine was shut down many years ago. And we never charge for anything unless you receive money in your pocket. It is made from aluminium-iron-magnesium-silicates and consists of thin, flat flakes. Look in your attic for loose-fill asbestos. Back-fill insulation. The reason it often contains asbestos is because most vermiculite insulation in the U. S. Vermiculite in Buildings Built Prior to 1990, May Contain Asbestos. Second, the vermiculite industry, which you use as half of your 'evidence,' is correct in saying 'vermiculite is not asbestos. Note: This method isn’t suitable if you’re adding Vermiculite insulation. Vermiculite Void Fill Known as Micafil, expanded vermiculite is a 100% natural material that can be used for void fill. As a result, vermiculite that had been. 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. There will more than likely be asbestos in the attics, drywall. VA insulation Micafil Munn and Steele, Inc. 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. read moreMicafil Vermiculite Model: Vermiculite Vermiculite is most commonly used for insulation and protection for solid flue liner pipe protection. It is typically light gray or yellow and has a crumbly texture. However, due to limitations in the methods even trained technicians cannot always determine if. Non-irritant and non-toxic, Micafil Vermiculite is a naturally occurring layered mineral, thermally expanded to produce highly aerated. Available in a range grades, our loose fill Micafil product can be used for packaging, insulation and in the smaller grades, utilised for forms of fire protection. 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. A heat insulation material of apparent density 0. Low levels of asbestos fibers are present in the air, water, and soil. For more information, contact The Vermiculite. Location. 3–2. Vermiculite and asbestos. 2. Pre-Owned. Find labs. 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. Pure vermiculite is not dangerous. There are many types of insulation Asbestos or vermiculite insulation, including loose-fill, insulation wrappings for pipes and plumbing, Asbestos insulating board, spray-on insulation and more. The Environmental Protection Agency also includes information on its webpage about how to protect your family from asbestos-contaminated vermiculite insulation. Asbestos garage roof removal cost. Any ideas? Vermiculite is a 2:1 clay, meaning it has two tetrahedral sheets for every one octahedral sheet. Removal of vermiculite insulation can be costly and complicated; but in some cases, you may be able to leave the material in place with proper precautions. Looking for Signs of Asbestos and Dealing with Vermiculite InsulationThree of the major health effects associated with asbestos exposure are: lung cancer. The most common use of vermiculite insulation within a house is as a loft or attic insulation. 1 The Mi Flues Screw-FIX Insulation Back Filler is a new concept to make the job of back filling your chimney with vermiculite as easy as possible when using a. When it comes to cutting gaskets there are several ways to get the job done. However, due to limitations in the methods even trained technicians cannot. Asbestos can be found in many forms. 21 £21. from exposure to asbestos. According to the EPA, you should assume that vermiculite insulation contains asbestos. I found a couple of paper bags in the attic today with the name Micafil. Addison-Lynch, Edinburgh, United Kingdom. Vermiculite is an insulating and fire-resistant mineral found in many homes built between 1930 and 1990. The work site should be visually free of dust and debris. He states that is deception and claims we knew about it. 75 per inch. , Montreal, Quebec, Canada Canec Hawaiian Cane Products, Ltd. S. 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. Therefore, you must use safety gear before putting the insulation into bags. If asbestos is not in the air, it is not dangerous to your lungs. 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. Vermiculite, a durable silicate material, was sold for over 50 years in Australia before. It can be a grayish-brown or a silvery-gold in color. Unprotected persons or workers who renovate, disturb vermiculate during . People a…Buy Micafil Vermiculite Large Grade 100ltr at trade exclusive prices. This fill consists of thick flakes, making it ideal for containers of liquids where spillage and leaks may occur. Vermiculite Boards. g. 19 Ex VAT £25. Where does the asbestos come from and why is it a health concern? Vermiculite ores often contain a range of other minerals including, in some cases, asbestos. Only a trained technician using a microscope can see asbestos fibers. If you disturb the insulation, you may inhale some asbestos fibers. This property also allows for high water. A particular brand of vermiculite was mined in Libby Montana by W. Is there any way besides getting a lab test done, to know if it contains asbestos? The bags are old and I took a picture of them before burning them. The Vermiculite is then poured in before the gap between the pot, and the liner is filled with a sand and. Chrysotile, sometimes called white asbestos, is composed of wavy, flexible white fibers and comprises 90 to 95 percent of the asbestos. To protect workers from asbestos-contaminated vermiculite, any vermiculite from the Libby mine should be considered potentially contaminated. OK- but is it appropriate for the insulating. It will look like a rough layer of either white or gray paint. Get Started. If you are having work done in your attic or walls, pause the project immediately. First things first: while loose-fill insulation is. Tel: (416) 964-9415 1-800-268-7070 Email: info@carsondunlop. It is a limited-expansion clay with a medium shrink–swell capacity. 2. Typical Bulk Density (kg/m³):- 85. As an example, if you spent $3,000 for vermiculite removal and $1,800 for reinsulation you are potentially eligible for a $2,640. Vermiculite attic insulation is a pebble-like, pour-in product and is usually light-brown or gold in color. It's used in the building industry, the car industry and in packaging. Asbestos insulating board (AIB) was a fireproofing material that was commonly used in buildings. and finds vermiculite in attic and laundry room. It is installed by pouring it into the desired location. 1 milligrams per cubic meter, which is the lowest possible exposure. 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. Several years later, after it was installed in thousands of attics, it was found to contain. The particles of insulation have a particular color. I found a couple of paper bags in the attic today with the name Micafil. The Health Risks Of Vermiculite Containing Amphibole Asbestos Although the overall percentages of. Thanks for the assurance, I was just worried because the hole in the ceiling was left opened for almost a week so im not sure how much exposure I reallh got. Carry on browsing if. £25. Simons explained that much of the world's supply of vermiculite came from a mine near Libby, Mont. co. 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. There was also a deposit of asbestos at that mine, so the vermiculite from Libby was contaminated with asbestos. Airborne asbestos Last published: May 11,. Vermiculite insulation and any insulation installed. What Is Vermiculite Asbestos Insulation? Vermiculite is a naturally-occurring mineral silver-gold to gray-brown in color and shiny in its natural state. Any ideas?Vermiculite is a 2:1 clay, meaning it has two tetrahedral sheets for every one octahedral sheet. Yes. Inhalation of asbestos can cause lung problems. Among its popular uses were for wall and attic insulation in homes. Some vermiculite insulation marketed between 1920 and 1990 may contain asbestos fibres. It flows into and expands in to all areas where potential heat loss may occur. 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. Vermiculite is a mineral that was once all the rage in building insulation. Spray-On Asbestos Insulation – Typically thick gray coating found on ceilings. In May 2003, EPA released information indicating that vermiculite contaminated with traces, less than 1% asbestos, is of significant concern. The majority of all vermiculite insulation produced before 1990 used contaminated vermiculite from Libby. This Dupre Vermiculite loose-fill insulation is a highly absorbent protector suitable for packaging, chimney lining, loft insulation and high-temperature insulation. Mr. As with other forms of asbestos, exposure to Libby. The mine was closed in 1990. Asbestos encapsulation costs between $2 and $6 per. Asbestos Waste Solutions provide comprehensive asbestos waste disposal solutions to asbestos removals companies, building contractors and the general public. 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. Skip to content. Graduated from University of Central Florida (Ph. S. Bundles of fibers make up asbestos minerals. Munn & Steele Vermiculite Insulation FAQs. According to NYS Industrial Code Rule 56, vermiculite is a suspect miscellaneous asbestos-containing material. TYPICAL PROPERTIES Typical Properties of Micafil Typical Physical Properties Typical Chemical Properties1 s ned Non-ve) +11. S. Also like the tip to use it as insulation for plants in winter, might try that too. Confirming whether your vermiculite insulation contains asbestos is the first step to determining what laws apply. 70 ex VAT, Each. The EPA recommends that vermiculite insulation be left undisturbed. Since spray-on asbestos. It is a limited-expansion clay with a medium shrink–swell capacity. CARA has been formulated to work with Class A fire-resistant substrates and will not contribute to a fire…. The majority of homeowners need to be educated on the general danger of breathing and disturbing asbestos fiber. CARA is a ready-to-use, air-drying refractory adhesive. law, or call or text us at (833) 4-ASBESTOS (427-2378) or (206) 455-9190. The expanded vermiculite is a light-weight, fire-resistant, and odorless material and has been used in numerous products, including insulation for. In the 1920s, Zonolite began mining vermiculite in Libby, a city in Montana. This is the hard, wavy-surfaced siding that was especially popular in. If asbestos is not in the air, it is not dangerous to your lungs. Asbestos in the air can be inhaled and cause lung damage. If you are going to replace your vermiculite insulation, you must take certain safety precautions. As a result, you can safely use any growing mix presently sold that. Asbestos insulating boards are not as dangerous as some other asbestos insulation products but still pose a real threat to safety. Protect Your Family from Asbestos-Contaminated Vermiculite Insulation . It is recommended that you do not disturb it; or use a certified professional if it needs to be disturbed or removed. Other constituent analysis are used to determine if the vermiculite is consistent with Zonolite. It comes in small pellets, such as those used for wood stoves. The mineral was popular during much of the 20th century as insulation, thanks in part to its easy application: It could simply be poured by the bagful. Vermiculite from the Libby mine contains 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. framing) - Vermiculite was more extensively used in the interior of masonry blocks. With time, asbestos sinks to the bottom of the insulation layer. The Health Risks Of Vermiculite Containing Amphibole Asbestos Although the overall percentages of.