If your vermiculite insulation does contain asbestos and is an encapsulated, sealed area (such as a wall cavity) the chances of being exposed to harmful dust from that material may be below the. Your question:Until 1990, most of the vermiculite sold in the U. 'However, much vermiculite asbestos that had been installed decades ago was contaminated with. When inspecting an attic the hass vermiculite insulation the inspector should assume that it contains asbestos. S. Older buildings and homes may have asbestos within products from hot water piping insulation to furnace insulation, even. Services Required: (check all that apply) Vermiculite Testing. It was once used to insulate crawlspaces (attics, attics with access doors, garrets, etc. It has been used as a housing insulation since 1940, and still is used in many parts of the world. This lightweight product creates a protective fill when placed into block core cavities. 20460> [1] Thanks to Gary Randolph, Ounce of Prevention Home Inspection, LLC Buffalo, NY, for attentive reading and editing suggestions. It's used in the building industry, the car industry and in packaging. VAT) Excellent loose-fill thermal insulation material. Asbestos is most dangerous when inhaled or when it comes into contact with the skin. S. Vermiculite is a naturally occurring mineral that was used as a household insulation product from 1940 to the 1990s. We use cookies to make your experience better. Asbestos: Managing your asbestos hazards (PDF) is an informative booklet that assists. Zonolite Insulation is the trademarked name of a product mined in Libby, MT, and sold as attic insulation between the 1940's and mid-1980's. tested for $100 for 5 day turnaround, or $200 for 24 hour turnaround at. If broken, this insulation can release high levels of asbestos fibres into the. Commercially produced vermiculite insulation from Libby, Montana, contains trace levels of asbestiform amphibole, which is known to cause asbestos-related diseases. The Zonolite product was vermiculite insulation, often used in residential attics. When vermiculite insulation is found in a building, evaluation for its potential asbestos content traditionally involves collecting a sample from an attic or wall and submitting it. Vermiculite insulation removal costs $4 to $10 per square foot. Vermiculite is resistant to rot and low cost, non-toxic and fireproof. But don’t worry about inspecting it closely—if you suspect it’s vermiculite, back away gently without disturbing it. Vermiculite is a member of the phyllosilicate group of minerals, resembling mica in appearance, and is a hydrous phyllosilicate mineral that undergoes significant expansion when heated. Name – Vermiculite is sold as Zonolite. Colors to look out for in these pebbles are grayish, brown, or silvery gold. If asbestos-containing materials need to be removed, Call Clean Cut Abatement Now at (800)975-1697. 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. VERMICULITE AND ASBESTOS 2. The EPA defines an asbestos-containing material (ACM) as having greater than 1 percent asbestos. The pictures in the center of this pamphlet and on the cover show several samples of vermiculite attic insulation. It is vermiculite insulation. Vermiculite insulation is easy to identify by visual inspection, as it is a granular, loose-fill pour-in insulation. The EPA recommends that vermiculite insulation be left undisturbed. There was also a deposit of asbestos at that mine, so the vermiculite from Libby was contaminated with asbestos. If you are removing Zonolite brand attic insulation from your home, the trust will cover up to 55% of the cost of removal. The most common asbestos-containing vermiculite insulation is zonolite. 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. Found vermiculite (asbestos) under attic floor boards on top of plaster ceilings while investigating before doing renovations. Being with features like lightweight, fireproof, and absorbent, it is the ideal loose fill void packing and cushioning material suitable for many packaging needs, especially for transporting dangerous and fragile goods due to its high. When heated to around 1,000 °C, vermiculite flakes expand and form pockets of air, making the material seemingly ideal for use as insulation. Vermiculite is a mineral used in many commercial and consumer products including insulation. Asbestos insulation materials were common in homes, schools and other buildings across the. 54. Vermiculite Micafil is as an excellent thermal insulating material capable of withstanding temperatures in excess of 1000C. Vermiculite Boards. 2. Vermiculite is an insulating and fire-resistant mineral found in many homes built between 1930 and 1990. From 1924 -1990, most of the world’s supply of raw vermiculite ore came from Libby, Montana. 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. Micalite Boards is checked by an independent laboratory for the presence of Asbestos. 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. Micafil Vermiculite Specification: Material – Mineral (90%…EPA recommends that vermiculite insulation be left undisturbed. It is made from mineral material. Asbestos was an obvious component to add to spray on insulation since it is fireproof and an excellent thermal insulator. Vermiculite Insulation. Efficient Vermiculite Backfill Insulation is an efficient heat insulator that can be used to pour back down the chimney filling the void between the brick chimney and the flexible flue liner. #1. Vermiculite insulation does not burn and does not promote flame spread. , most vermiculite insulation containing asbestos was sourced from a mine near Libby, Montana, which was active until 1990. 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. You can remove it yourself. Bulk sampling is reliable only when over 1% of the material is asbestos. Average artex asbestos removal cost (20m 2): £3,000. If you disturb the insulation, you may inhale some asbestos fibers. asbestosis, a serious progressive, long-term, non-cancer disease of the lungs. A heat insulation material of apparent density 0. A benefit of vermiculite compared to other insulation substances is that it can be poured into small or difficult areas that other insulation cannot reach. 31 (ex. Vermiculite was first identified in 1881 in a mine near Libby,. For more information, please refer to the following documents. Vermiculite Micafil is as an excellent thermal insulating material capable of withstanding temperatures in excess of 1000C. It is applicable for the construction sector. The EPA (Environmental Protection Agency) recommends that if you have vermiculite, it’s best to assume it contains asbestos and leave it alone. It is a limited-expansion clay with a medium shrink–swell capacity. Prior to its. (Source: DSP Inspections) In the U. Vermiculite / Micafil is a highly versatile product. OTS has long been concerned about human exposure to asbestos. Loose-fill asbestos insulation is somewhat granular and fluffy in nature and it contains a very high percentage of asbestos. As an area vulnerable to heat transfer, the attic is the place to find insulation material that may contain asbestos. Being with features like lightweight, fireproof, and absorbent, it is the ideal loose fill. In the 1920s, Zonolite began mining vermiculite in Libby, a city in Montana. The insulation is delivered in light, 100 Litre bags which are easy to handle, even on a ladder or in a cramped loft space. It is very flexible and is often used in attics and walls or wrapped around pipes. 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. The home inspector got it tested and it came back composed of cellulose and non fibrous materials, no. You can have it tested for asbestos, but here’s the rub. ”Loose Fill Insulation Could Contain Asbestos If: Your home was constructed prior to 1990. Nearly all vermiculite contains asbestos, which can cause lung cancer when inhaled. Yes. Precision Casting. such as loose packing and rope and gasket packing materials used to seal pipe penetrations between building areas. Vermiculite insulation. For more information, contact The Vermiculite. The insulation lays flat – Zonolite lays flat and firm in the joist cavity, as opposed to loose-fill fiberglass, which tends to fluff up. Size: 100L Bag. Protect Your Family from Asbestos-Contaminated Vermiculite Insulation . It was first described in Massachusetts early in the 19th century and was named for the Latin word vermiculare, “meaning to breed worms” because of the exfoliation process that occurs when it is heated. Would the UK regulations then in force allowing the bagged sale of this material - I estimate I purchased the equivalent of 10-12 bags x 100litres. However, the asbestos product may still be present. The price of Micafil is approximately £20 per bag – and one bag of this will cover 1m2 to a depth of 100mm. This type of insulation can be used in 2 different ways, as loose-fill or as blown-in insulation. Pre-Owned. Looking for Signs of Asbestos and Dealing with Vermiculite InsulationThree of the major health effects associated with asbestos exposure are: lung cancer. So broad was the product’s reach, it’s believed that an estimated 824 cubic metres. Zonolite is a loose-fill insulation brand commonly used to insulate attics. It has a neutral pH. You might see it between joists in the attic and other areas. Ripping away old asbestos insulation from around a hot water tank. 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. Asbestos deposits Geology. Asbestos (/ æ s ˈ b ɛ s t ə s, æ z ˈ-,-t ɒ s / ass-BEST-əs, az-, -oss) is a naturally occurring fibrous silicate mineral. Scientists with the United States Geology Survey (USGS) have created a hand-held spectrometer to determine if vermiculite insulation contains deadly amphibole asbestos. 30m2 to a depth of 100mm. S. 3. Its nominal particle size is between 2 -15mm. It is very flexible and is often used in attics and walls or wrapped around pipes. Spray-On Asbestos Insulation – Typically thick gray coating found on ceilings. MICAFIL, founded in 1918 and based in Zurich, Switzerland, established itself as technology leader in bushings through its manufacture of traditional types such as OIP (Oil Impregnated Paper) and RBP (Resin Bonded Paper) and insulation components. - They would need to gather 3 samples in different sections of the. People a…Buy Micafil Vermiculite Large Grade 100ltr at trade exclusive prices. Zonolite Insulation. diseases. The pictures in the center of this pamphlet and on the cover show several samples of vermiculite attic insulation. 70 ex VAT, Each. Inhalation of asbestos can cause lung problems. 3–7. 1 The Zonolite Attic Insulation Trust (ZAI Trust) was created to help educate the public about the possible health effects of asbestos-containing vermiculite and to provide partial reimbursement for ZAI removal to qualified claimants. The recent innovation should provide a time-saving technique for commercial and home inspectors. Prior to its. Ex-Worker Wins $36. The EPA recommends that vermiculite insulation be left undisturbed. It is one of the best insulators available today and this is why it is commonly used in. Leave vermiculite insulation undisturbed in your attic or in your walls. Does Vermiculite Contain Asbestos? What is the Mixing Ratio to Mix Vermiculite with Cement? What are the Insulation Properties of Micafil Volume Calculator Downloads. If you must remove any asbestos-containing vermiculite from your home, you should hire a licensed asbestos contractor. Vermiculite Removal. 3 Vermiculite insulation is made of small pebble-sized pieces. Vermiculite is a silver-gold to grey-brown mineral. Vermiculite was mined in Libby between 1923 and 1990. 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. Description. Vermiculite insulation is a pebble-like, pour-in product and is usually gray-brown or silver-gold in color. Zonolite Insulation. 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. Asbestos is the name for a group of minerals that occur naturally in the ground. Vermiculite’s inner laminar layers allow it to expand up to 50% in volume which allows it to be highly aerated. The verdict was the first of hundreds of cases pending against the company hired to oversee medical care and safety for. Munn & Steele Vermiculite Insulation FAQs. 1054. 6 (95% CI 1. S. Asbestos Encapsulation Costs. Asbestos crystals that are found in vermiculate have a higher density than the rest of the insulation. SKU. 1998 became a member of the ABB group. Most of the nation’s vermiculite up until 1990 came from the vermiculite mine in Libby,. Carson, Dunlop & Associates Ltd. Specifically designed for lithium-ion battery fires, AVDfire delivers superior performance to extinguish flames and minimise damage. 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. If you are going to replace your vermiculite insulation, you must take certain safety precautions. 7 reviews. The mine was closed in 1990. Another study found that, among houses with vermiculite attic insulation, only 26% had detectable levels of amphibole asbestos in their living spaces. 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. See WHAT TO DO ABOUT VERMICULITE INSULATION. Vermiculite - Micafil 100L pack. 3. asbestos and take precautions. Guide to using Micafil Vermiculite for Loft Insulation - Dupre Minerals. Navy official photo of a Vanguard rocket. The raw Libby ore was estimated to be 21–26% asbestos by weight; the mill feed was 3. 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. Hazardous Products. The work site should be visually free of dust and debris. CARA is a ready-to-use, air-drying refractory adhesive. When vermiculite is heated to very high temperatures, it expands into long strands resembling small worms. Vermiculite from Libby was. 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. Even the much ballyhooed finding of an asbestos deposit next to ONE vermiculite mine failed to result in a single bag of vermiculite testing positive for asbestos. Doing a one-time removal job is not going to hurt you. 1987;. W. Asbestos types are recognized in six forms of asbestos, including chrysotile, crocidolite, amosite, anthophyllite, tremolite, and actinolite. Q: Is in-home asbestos always dangerous? A: No. While the homeowners noted that neighbors up the road had just renovated a home similar in style and vintage to theirs and didn’t have an asbestos abatement, our clients quickly came to appreciate the steps we took to bring Lucas on. What you can do to reduce your exposure to asbestos. Vermiculite insulation is a pebble-like, pour-in product and is usually gray-brown or silver-gold in color. Shown (from Rosato) is a U. Currently, inspectors must send samples to off-site laboratories before. The discovery of blown cellulose and fiberglass insulation made vermiculite obsolete but it was still widely used in the transition phase. The price can range from £800 to over £2,500. Vermiculite is the geological name given to a group of hydrated laminar minerals which are aluminium-iron-magnesium silicates. Asbestos vermiculite was once used in building insulation, but its use has been banned in many countries because of the health risks it poses. | | Organization (s): U. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. S. Vermiculite and asbestos. Vermiculite is a naturally occurring mineral used in insulation (brand name, “Zonolite”), construction, and gardening products. Vermiculite-based insulation may contain asbestos. There is an accordion-style texture to the particles. Micafil Chimney Insulation Specs. It can be a grayish-brown or a silvery-gold in color. made asbestos-containing products and owned an asbestos-contaminated vermiculite mine in Libby, Montana. Vermiculite insulation looks like pebbles and typically is greyish-brown or silvery-gold. Trade Sign in or apply for trade prices. The Environmental Protection Agency notes that when vermiculate is heated, it expands into worm-like. Also like the tip to use it as insulation for plants in winter, might try that too. and finds vermiculite in attic and laundry room. AVD Fire. 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. As a result, you can safely use any growing mix presently sold that. The maximum reimbursement the trust will cover is $4,633. The EPA recommends that vermiculite insulation be left undisturbed. 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. Contribute to dinglei2022/en development by creating an account on GitHub. 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. Some vermiculite insulation marketed between 1920 and 1990 may contain asbestos fibres. Vermiculite insulation between attic joists . Chrysotile, sometimes called white asbestos, is composed of wavy, flexible white fibers and comprises 90 to 95 percent of the asbestos. This property also allows for high water. Vermiculite Micafil with its free flowing properties of loose-fill, make it an excellent insulation for lofts. 2. Consisting of the naturally occurring mineral vermiculite, Zonolite was used for decades to insulate millions of American homes. But now that we know the damage asbestos has on our lungs, removing this undesirable building material has. Dupré Micafil Vermiculite Loose Fill Loft Insulation: Best loose-fill loft insulation. Unprotected persons or workers who renovate, disturb vermiculate during . Alternatively, the inside chimney method is suitable for Vermiculite insulation. Regul Toxicol Pharmacol1995 Jun;21 (3):397-405. 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. from exposure to asbestos. It is not always necessary to remove the asbestos from the workplace or home. 01. 23 litres. during the 20th century was contaminated with. Asbestos My attic has vermiculite insulation in it. Find labs. Asbestosis – This chronic condition aggravates lung tissues and creates scarring. It is recommended that you do not disturb it; or use a certified professional if it needs to be disturbed or removed. There are six types, all of which are composed of long and thin fibrous crystals, each fibre (particulate with length substantially greater than width) being composed of many microscopic "fibrils" that can be released into the atmosphere by. On its web site, EPA has updated information about Vermiculite and its. (Tests can cost $25 to $150 a sample. (Source: DSP Inspections) In the U. When it comes to asbestos, it rarely needs introduced at this point. Vermiculite Insulation. This loose-fill insulation makes vermiculite dangerous because the fibers can easily get through small cracks and into the home, making it difficult and time-consuming to. TYPICAL PROPERTIES Typical Properties of Micafil Typical Physical Properties Typical Chemical Properties1 s ned Non-ve) +11. S. As some of you may be aware, some homes have been insulated with vermiculite insulation, which potentially contains asbestos. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. Typical vermiculite insulation . Usually, many attics are empty, and some homeowners may want to utilize the extra space. The difference between cellulose versus asbestos insulation varies greatly, as one material is more natural than the other. Vermiculite asbestos is a type of asbestos that was once commonly used in construction. Often used in commercial and industrial building walls, ceilings and beams, spray-on asbestos looks like a bumpy white plastic coating. Vermiculite Boards Ideal for wood burning stoves, Micalite™ boards are available in pre-cut shapes with decorative surfaces including Brick effect, Herringbone and Reeded patterns. First things first: while loose-fill insulation is. I have read that it is one of the brands that are ok. This is largely due to problems obtaining representative samples along with current uncertainties with existing testing techniques. All without filing a lawsuit. If your home was constructed after their closing date, it reduces the. Older buildings and homes may have asbestos within products from hot water piping insulation to. It is used minimally today. A member of the phyllosilicate group of minerals, it resembles mica in appearance. You can: avoid disturbing materials that may contain asbestos. even more if vermiculite had fallen into wall spaces (e. Bundles of fibers make up asbestos minerals. Typical vermiculite insulation Vermiculite insulation between attic joists Vermiculite insulation particle size relative to paper clip Different sizes of vermiculite particles How are Mica-Fil or Munn & Steele vermiculite products identified, & what should be done about potential vermiculite-asbestos hazards ascribed to this vermiculite insulation? This article series explains how to recognize vermiculite building insulation that may contain asbestos fibers. Light-weight loose fill insulation. and Canada and was sold under the brand name Zonolite ® or Zonolite ® Attic Insulation (ZAI). 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. Ashbrook roofing for low prices and next day delivery available. 4. 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. 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. 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. When the temperature reaches 900 degrees Celsius, the flakes expand. nearly an inch long. Since spray-on asbestos. £ 30. The estimate was $6,400 for the abatement work and an additional $800 for monitoring-supervising services. According to Healthdirect Australia, exposure to asbestos may increase the risk of asbestosis, mesothelioma, lung cancer, pleural disease and other types of cancer. The price of a roll of Earthwool is £18 per roll (at B&Q) and will cover about 8. This insulation was used in millions of homes and businesses nationwide, and in over 50,000. However asbestos-containing vermiculite insulation has been found in the Spokane area, Nolan says. 926992105. A well-insulated attic is a perfect storage place, but it must be safe. When heated to a high temperature, flakes of vermiculite expand as much as 8-30 times their original size. Traditional "clicker presses" are great for larger quantity jobs and have been the standard in the industry for years. Written by Tara Strand on May 4, 2018. It flows into and expands in to all areas where potential heat loss may occur. Vermiculite insulation has a pebble-like appearance. Approximately one million homes in the United States contain vermiculite attic insulation. Typical vermiculite insulation . Shop online with Click & Collect and next day delivery available. £21. 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. 5–0. 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. Likewise, numerous homes checked by the EPA proved NOT to have any asbestos in the vermiculite. g. With a minimum of a half-percent of asbestos, up to 10%, it was considered a perfect fireproofing material. Composition – This type of asbestos insulation looks like pebbles with a grayish-brown, or silvery gold coloring. Vermiculite insulation product from the Libby mine in Montana is known to contain high levels of amphibolic asbestos. Other common uses are as thermal and sound insulation, construction material, insulation material, and for lightweight, absorbent packaging material. C $78. See the information on Sampling and Testing for more information. Opens in a new window or tab. It makes great insulation with the special property that it is virtually fireproof. Government actions and regulations were put in place to phase out its use. Suppose you are hired by a homeowner to install recessed lighting in a house, and discover that the attic has this type of insulation. R. Price of Micafil loft insulation. mesothelioma, a rare form of cancer that is found in the thin lining of the lung, chest and the abdomen and heart. Being with features like lightweight, fireproof, and absorbent, it is the ideal loose fill void packing and cushioning material suitable for many packaging needs, especially for transporting dangerous and fragile goods due to its high absorbency and resistance to chemicals. KEYMESH Catalog ASBESTOS Vermiculite Insulation Keystone Steel & Wire Co 1960's. , Vermiculite Newark, NJ Mico Mineral Insulation Co. Alternatively, the inside chimney method is suitable for Vermiculite insulation. 2. Vermiculite Insulation. Insulators also refer to it as “loose-fill” and “blown-in” insulation. , Cane fiber insulating board. Typical home attic can run $3,000 to $15,000 depending on the size and complexity. Mesothelioma – Mesothelioma is a cancer of the membrane that lines the lungs, abdomen, chest, and heart. How can I tell if my vermiculite insulation contains asbestos? You should assume that vermiculite insulation is from Libby and treat the material as if it contained asbestos by not disturbing it or by using a trained professional if it needs to be removed. Vermiculite insulation looks like pebbles and typically is grayish-brown or silvery-gold. Asbestos is a mineral fiber that can easily become airborne and causes serious lung diseases such as asbestosis, mesothelioma, and other types of lung cancer. The only way to know the amount of asbestos in a material is to have it tested. Look at the photos on this website and then look at the insulation without. If the fluff resembles a snow drift, you likely don’t have any asbestos. However, if your attic has very old batt insulation, you should get a laboratory test to confirm that it’s asbestos-free. hire a professional to test for asbestos before renovating or remodelling. Also, it is a common material that is known to contain asbestos. Vermiculite Void Fill Packaging. It’s best to check with your State for a list of approved abatement contractors and get multiple estimates. F. In addition to their involvement with the asbestos product industry, W. 15. While not all vermiculite produced before 1990 contains asbestos fibres, it is. Recent findings about vermiculite ore contaminated with tremolite asbestos. At the height of asbestos insulation use, there were many different brands, including Zonolite, Kaylo and Limpet. New formulations were created after that with no asbestos deliberately added. Fortunately it will almost assuredly not be due to asbestos exposure. Contact your local health department for more information. Modern vermiculite insulation will not contain asbestos, and is considered a safe product for use around buildings. 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. Once inhaled, most asbestos remains in the lungs. Asbestos fibres can be released into the air in homes when: Disturbing loose-fill vermiculite insulation which may contain asbestos. A large portion of all vermiculite used in the United States was mined in Libby,. Asbestos in Vermiculite and Zonolite Insulation - Asbestos contamination in vermiculite and vermiculite products has become a concern to many citizens throughout the country. This Dupre Vermiculite loose-fill insulation is a highly absorbent protector suitable for packaging, chimney lining, loft insulation and high-temperature insulation.