Opens in a new window or tab. Vermiculite Insulation Board. 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. I found on the attic of my 1956 house a few bags from old insulation Micafil vermiculite. Name – Vermiculite is sold as Zonolite. Additionally, some asbestos. ) Member of National Association of Science Writers. to 5%, vermiculite’s contribution to asbestos content of vermiculite materials used for thermal system insulation, surfacing materials and other miscellaneous ACM (e. As an area vulnerable to heat transfer, the attic is the place to find insulation material that may contain asbestos. Under the settlement, Grace has funded the Zonolite Attic Insulation Trust Fund from which eligible Claimants can be reimbursed for legitimate claims up to 55% of removal and reinsulation cost with a cap of $5,500. According to the EPA, you should assume that vermiculite insulation contains asbestos. Large elasticity modulus. Airborne asbestos Last published: May 11,. Loose Vermiculite. Skip to content. Asbestos is the name for a group of minerals that occur naturally in the ground. 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. It also enables you to keep the interior cool in warmer weather. Now he is harassing us and plans on taking us to court for asbestos. Share this conversation. Most commonly, vermiculite was used for insulation in walls and attics across the nation. 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. S. Next. The majority of homeowners need to be educated on the general danger of breathing and disturbing asbestos fiber. It is very flexible and is often used in attics and walls or wrapped around pipes. That’s why it’s so much better to have an attic with no insulation at all. products. It flows into and expands in to all areas where potential heat loss may occur. While not all vermiculite produced before 1990 contains asbestos fibres, it is. Identifying Insulation That is Made From Vermiculite. The EPA has set a maximum exposure level of 0. Bag Size:- 100 Litres. £25. 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. Zonolite is contaminated with tremolite, a highly toxic type of asbestos. As well as being rich in vermiculite. CARA has been formulated to work with Class A fire-resistant substrates and will not contribute to a fire…. , Vermiculite Newark, NJ Mico Mineral. These products commonly. Since spray-on asbestos. Vermiculite is a mineral used in a number of consumer products, including home insulation. Commercially produced vermiculite insulation from Libby, Montana, contains trace levels of asbestiform amphibole, which is known to cause asbestos-related diseases. 21 £21. Alternatively, the inside chimney method is suitable for Vermiculite insulation. The amount of asbestos in asbestos containing materials (ACM) varies from greater than 1% to 100%. Does Vermiculite Contain Asbestos? What is the Mixing Ratio to Mix Vermiculite with Cement? What are the Insulation Properties of Micafil Volume Calculator Downloads. Made from aluminium-iron-magnesium silicates, it is a natural mineral used for void filling. Size: 100L Bag. Livonia, Michigan. The cost to abatement vermiculite insulation is expensive. Asbestos vermiculite was once used in building insulation, but its use has been banned in many countries because of the health risks it poses. SKU. Price of Micafil loft insulation. A mine near Libby, Montana, was the source of over 70 percent of all vermiculite sold in the United States from 1919 to 1990. Other common uses are as thermal and sound insulation, construction material, insulation material, and for lightweight, absorbent packaging material. EPA Factsheet about naturally-occurring asbestos in vermiculite insulation from. Replacing wall insulation costs $1 to $5 per square foot. tested for $100 for 5 day turnaround, or $200 for 24 hour turnaround at. Add $1 to $4 per square foot for the cost to add new attic insulation after removing the asbestos from the attic. If vermiculite is determined to beThis type of insulation is usually grayish-brown and looks somewhat like little pebbles. Pure vermiculite is not dangerous. Vermiculite is not a problem! Asbestos pollution of vermiculite is the problem. Libby is one of the largest asbestos contamination sites in the world, leading to vermiculite insulation contaminated with the mineral. 926992105. Vermiculite insulation. There is no known safe level of asbestos exposure. The estimate was $6,400 for the abatement work and an additional $800 for monitoring-supervising services. Grace & Co. When heated, it can expand to a much larger size than its natural form. It has been determined that vermiculite from this mine may contain asbestos. Hazardous Products. Carson, Dunlop & Associates Ltd. This is because such a material can easily lead to inhalation of asbestos fibres in the air even. Vermiculite is a loose fill insulation used mostly in attics and sometimes in walls. Munn & Steele Vermiculite Insulation FAQs. 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. 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. 20460> [1] Thanks to Gary Randolph, Ounce of Prevention Home Inspection, LLC Buffalo, NY, for attentive reading and editing suggestions. While it’s true that undisturbed, encapsulated asbestos doesn’t pose a health. More recently, Larson et al. , Blanket insulation consisting Vermiculite insulation is a pebble-like, pour-in product and is usually gray-brown or silver-gold in color. 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. 75 per inch. Vermiculite masonry fill creates a barrier against moisture, heat, and sound. 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. read moreMicafil Vermiculite Model: Vermiculite Vermiculite is most commonly used for insulation and protection for solid flue liner pipe protection. S. The most common use of vermiculite insulation within a house is as a loft or attic insulation. 5–6. Loft Insulation; Micafil Vermiculite Large Grade 100ltr; Micafil Vermiculite Large Grade 100ltr. Vermiculite Micafil with its free flowing properties of loose-fill, make it an excellent insulation for lofts. 1 milligrams per cubic meter, which is the lowest possible exposure. If vermiculite insulation is confined and not exposed to the actively used spaces of the building, it poses very little risk. This fill consists of thick flakes, making it ideal for containers of liquids where spillage and leaks. 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. Used in older homes, it is often contaminated with asbestos. Chrysotile, sometimes called white asbestos, is composed of wavy, flexible white fibers and comprises 90 to 95 percent of the asbestos. Vermiculite is tested and found to contain asbestos. It is vermiculite insulation. Vermiculite insulation is probably not a large concern, but only as long as it stays undisturbed in the attic. from exposure to asbestos. In the U. 1998 became a member of the ABB group. 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. The Vermiculite is then poured in before the gap between the pot, and the liner is filled with a sand and. Micafil Vermiculite Specification: Material – Mineral (90%…EPA recommends that vermiculite insulation be left undisturbed. The expanded vermiculite is a light-weight, fire-resistant, and odorless material and has been used in numerous products, including insulation for. To ensure that your sample is unbiased, try to reach the bottom of the insulation and take your samples from there. The processing and manufacture of Vermiculite continues to be one of our core business markets. I found a couple of paper bags in the attic today with the name Micafil. £40. The EPA recommends that vermiculite insulation be left undisturbed. Second, the vermiculite industry, which you use as half of your 'evidence,' is correct in saying 'vermiculite is not asbestos. Probably the most dangerous asbestos-containing material. The recent innovation should provide a time-saving technique for commercial and home inspectors. 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. This lightweight product creates a protective fill when placed into block core cavities. In this article series we also give the history of the Libby vermiculite mine, its purchase by WR Grace Corporation, the asbestos-related bankruptcy filing, asbestos abatement cost claims & filings & the current ZAI settlement trust that may assist building tenants or owners with vermiculite removal costs. 70 ex VAT, Each. It is now known to be a carcinogen and should not be used in any type of construction. Removing vermiculate insulation can be expensive. Micafil is typically used for chimney flue linings. • Loose Fill Insulation. C $78. As a result, vermiculite insulation can cause health risks due to contamination with asbestos fibers. Most of the nation’s vermiculite up until 1990 came from the vermiculite mine in Libby,. S. Find labs. 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. Other common uses are as thermal and sound insulation, construction material, insulation material, and for lightweight, absorbent packaging material. 6 (95% CI 1. Contact Us. This fill consists of thick flakes, making it ideal for. com. 31 (ex. These panels contain ‘puffed’ pockets of air that give them a textured look known as ‘popcorn ceilings’. Vermiculite is still sold today, mainly for agricultural and horticultural use. If asbestos is not in the air, it is not dangerous to your lungs. Vermiculite is a naturally occurring mineral that is made up of shiny flakes. Health related effects of high exposure are slow to develop these usually take at least 10 - 20 years. Contact your local health department for more information. These panels contain. Asbestos in the air can be inhaled and cause lung damage. It fixes the chimney liner at the top of the stack using plates and clamps. Textile Coatings. GRADES OF VERMICULITE 50 Nominal Particle Size (mm) Loose Bulk Density (Kg/m3) Applications Large Grade (Micafil) 3 – 15 70 Insulation, Concrete, Refractories, Packaging, Extra winter drainage, bulb culture and storage. So broad was the product’s reach, it’s believed that an estimated 824 cubic metres. Micafil Loft Insulation 100L. 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. The Zonolite product was vermiculite insulation, often used in residential attics. Have owned home just over 20 years. It is applicable for the construction sector. Ensure the contractor follows these procedures: Avoids spreading or tracking asbestos dust into other areas of your home. Vermiculite Insulation and Asbestos. 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. Description. For more information call us on +44 (0) 1782 383000. R. Vermiculite insulation and any insulation installed. This type of asbestos insulation can be seen in bigger warehouses or commercial buildings. Lots of non-contaminated Vermiculite exists and is used as much in. Am I at risk? Should I take it out? If you have vermiculite insulation in your home, you should assume this. 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. In its pure form, vermiculite is clean, odorless, nontoxic and sterile. from 1919 to 1990 came from a mine near Libby, Montana which contained asbestos deposits. Insulators also refer to it as “loose-fill” and “blown-in” insulation. It has been used as a housing insulation since 1940, and still is used in many parts of the world. 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. 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. Great job, but today I find about 75% of Vermiculite by Libby etc in the USA contains a dangerous form of Asbestos. from exposure to asbestos. during the 20th century was contaminated with. from 1919 to 1990. At the height of asbestos insulation use, there were many different brands, including Zonolite, Kaylo and Limpet. It can also be seen on ceilings, where it looks like a thick coating of cement. Here are some signs to look for that indicate your loose-fill insulation may be contaminated with asbestos: Your house was constructed prior to 1990. What are the Insulation Properties of Micafil. 5 lists the properties of vermiculite and some of the common smectite minerals found in nature. Doing a one-time removal job is not going to hurt you. 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. Hello! I found on the attic of my 1956 house a few bags from old insulation Micafil vermiculite. If you must remove any asbestos-containing vermiculite from your home, you should hire a licensed asbestos contractor. What it is: A lightweight, shiny mineral that resembles mica flakes. Vermiculite Void Fill Packaging. Vermiculite in Buildings Built Prior to 1990, May Contain Asbestos. Vermiculite from the Libby mine contains asbestos. law, or call or text us at (833) 4-ASBESTOS (427-2378) or (206) 455-9190. Extracted from the mine between 1920 and 1990, this vermiculite insulation was sold mainly, but not exclusively, under the trademark Zonolite ® Attic Insulation. 2. This procedure DOES NOT test for asbestos content. A well-insulated attic is a perfect storage place, but it must be safe. People a…Buy Micafil Vermiculite Large Grade 100ltr at trade exclusive prices. Vermiculite insulation between attic joists . Composition – This type of asbestos insulation looks like pebbles with a grayish-brown, or silvery gold coloring. 5. Brand New. Pinchin. 0). - They would need to gather 3 samples in different sections of the. Alternatively, the inside chimney method is suitable for Vermiculite insulation. It is made from mineral material. In fact, it is thought that most mesotheliomas are due to asbestos exposure ( 9 ). 5m2. The home inspector got it tested and it came back composed of cellulose and non fibrous materials, no. Although not all vermiculites are contaminated by asbestos, there is a big possibility of real danger if it is sourced from the mine in Libby, Montana. If you are going to replace your vermiculite insulation, you must take certain safety precautions. Fortunately it will almost assuredly not be due to asbestos exposure. Contribute to dinglei2022/en development by creating an account on GitHub. Thermal Resistance: R Value: 16. Vermiculite Void Fill. It also enables you to keep the interior cool. Prior to its. Ex-Worker Wins $36. This Dupre Vermiculite loose-fill insulation is a highly absorbent protector suitable for packaging, chimney lining, loft insulation and high-temperature insulation. Selikoff. VA insulation Micafil Munn and Steele, Inc. maintenance, disturb the vermiculate during an inspection, or demolish older buildings are at risk of inhaling asbestos fibres from airborne asbestos contaminated vermiculite, especially if the house was built before 1990. Question: worried sick after our home inspector tested our "vermiculite insulation" for asbestos - lab said it was cellulose. Asbestos fibers in vermiculite are too small to be seen by the naked eye. This ore is now known to contain a group of mineral fibers called “Libby Asbestos. • Packaging. Specifically designed for lithium-ion battery fires, AVDfire delivers superior performance to extinguish flames and minimise damage. 063 W/mK. Vermiculite likely contains asbestos but not enough to be a major hazard. Randolph. Vermiculite insulation looks like pebbles and typically is grayish-brown or silvery-gold. I found a couple of paper bags in the attic today with the name Micafil. 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. Vermiculite is used in some potting soil for plant growth, and it appears as bright gold or silver flakes. 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. , most vermiculite insulation containing asbestos was sourced from a mine near. £ 30. I have read that it is one of the brands that are ok. Pre-Owned. Note: This method isn’t suitable if you’re adding Vermiculite insulation. The EPA recommends that vermiculite insulation be left undisturbed. R. This property also allows for high water. Vermiculite was first identified in 1881 in a mine near Libby,. The EPA defines an asbestos-containing material (ACM) as having greater than 1 percent asbestos. I'm AHERA certified as a building inspector, NIOSH 582 qualified and have lead many asbestos abatement and identification projects. manufactured asbestos-containing. Asbestos crystals that are found in vermiculate have a higher density than the rest of the insulation. It is a pebble-like, pour-in product that is usually light brown or gold in color, ranging in size from very fine particles to course pieces around an inch long. It is typically light gray or yellow and has a crumbly texture. For the record, we at Structure Tech do not test for asbestos. If the vermiculite in question even contained asbestos, abatement is too complicated for homeowners. S. 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. Multi-purpose. Vermiculite contaminated with asbestos was produced as late as 1990 from a mine near Libby, Montana. 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. We do not recommend you take samples of the loft insulation. The work site should be visually free of dust and debris. Vermiculite Removal. However, some vermiculite insulation can contain asbestos fibres. diseases. Other constituent analysis are used to determine if the vermiculite is consistent with Zonolite. When it comes to cutting gaskets there are several ways to get the job done. 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. Airborne asbestos Last published: May 11,. Vermiculite insulation; Zonolite insulation; Numerous asbestos companies manufactured and distributed the above products. Vermiculite Micafil with its free flowing properties of loose-fill, make it an excellent insulation for lofts. Another study found that, among houses with vermiculite attic insulation, only 26% had detectable levels of amphibole asbestos in their living spaces. Its nominal particle size is between 2 -15mm. Made from aluminium-iron-magnesium silicates, it is a natural mineral used for void filling. Asbestos Encapsulation Costs. Vermiculite was mined in Libby between 1923 and 1990. Vermiculite Micafil Loose Fill Insulation 100ltr. In general, vermiculite insulation is only dangerous when it is exposed. A member of the phyllosilicate group of minerals, it resembles mica in appearance. As a result, vermiculite that had been. Asbestos: Managing your asbestos hazards (PDF) is an informative booklet that assists. Attic insulation produced using vermiculite ore, particularly ore that originated from the Libby. even more if vermiculite had fallen into wall spaces (e. Different sizes of vermiculite particles . 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. Avoid creating dust by keeping vermiculite damp during use. In its pure form, vermiculite is clean, odorless, nontoxic and sterile. As some of you may be aware, some homes have been insulated with vermiculite insulation, which potentially contains asbestos. Asbestos in Vermiculite and Zonolite Insulation - Asbestos contamination in vermiculite and vermiculite products has become a concern to many citizens throughout the country. Vermiculite materials that are distributed under the brand Zonolite were discovered to contain Tremolite-Actinolite asbestos fibers. To protect workers from asbestos-contaminated vermiculite, any vermiculite from the Libby mine should be considered potentially contaminated. Asbestos Insulation. 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. You can also call 608-261-6876 or visit our Asbestos Program page for a list of state-certified contractors and consultants. Certificates in Health Literacy from the CDC. 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. Vermiculite attic insulation is a pebble-like, pour-in product and is usually light-brown or gold in color. ASBESTOS IN YOUR HOME - U. How are Mica-Fil or Munn & Steele vermiculite products identified, & what should be done about potential vermiculite-asbestos hazards ascribed to this vermiculite insulation?. Image #2 (below) shows the fibers of the chrysotile type, which makes up about 90% of all commercially available asbestos. Among its popular uses were for wall and attic insulation in homes. Vinyl floor tiles and the backing on vinyl sheet flooring and adhesives. Zonolite Insulation. To correctly calculate a U-value, all layers of insulation must be included and not the vermiculite layer. If the fluff resembles a snow drift, you likely don’t have any asbestos. The EPA (Environmental Protection Agency) recommends that if you have vermiculite, it’s best to assume it contains asbestos and leave it alone. Vermiculite is an insulation that comes in pellets ranging in colour from silver-gold to grey-brown. Asbestos exposure is only something you need to worry about if you're going to be doing it every day for a career. . But now that we know the damage asbestos has on our lungs, removing this undesirable building material has. Services Required: (check all that apply) Vermiculite Testing. 4. Most of the vermiculite attic insulation produced until the mid 1980s was sold under the brand name Zonolite. It is typically light gray or yellow and has a crumbly texture. There is limited evidence that asbestos exposure. Absolutely Sound proof. Asbestosis – This chronic condition aggravates lung tissues and creates scarring. Vermiculite-based insulation may contain asbestos. Loose fill is made up of pure asbestos and if disturbed can release large amounts of fibres into the air, where they can be breathed in. The pictures in the center of this pamphlet and on the cover show several samples of vermiculite attic insulation. That’s good news, because most Zonolite, a type of vermiculite insulation, falls into that category. Spray-On Asbestos Insulation. Precision Casting. Looking for Signs of Asbestos and Dealing with Vermiculite InsulationThree of the major health effects associated with asbestos exposure are: lung cancer. Give us enough sample to work with. When inspecting an attic the hass vermiculite insulation the inspector should assume that it contains asbestos. Vermiculite has a high cation-exchange capacity (CEC) at 100–150 meq /100 g. Vermiculite insulation. 3–7. CARA is a ready-to-use, air-drying refractory adhesive. Researchers estimate that more than one million homes throughout. The Vermiculite is then poured in before the gap between the pot, and the liner is filled with a sand and cement mix. Non-irritant and non-toxic, Micafil Vermiculite is a naturally occurring layered mineral, thermally expanded to produce highly aerated. EN. 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 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. Medium Grade 2 – 8 85 Insulation, Horticulture, Refractories, General purpose. Zonolite was often a gold-silver or a brown-gray in appearance. Check the underside of your roof for a white or gray rough coating. The 37BVMB is a masonry block fill vermiculite that has a granular material which provides loose fill masonry insulation. 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. It fixes the chimney liner at the top of the stack using plates and clamps. The best way to minimize asbestos exposure from vermiculite is to NOT remove or disturb the insulation. 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. In a different study, 29% of homes with vermiculite had very low levels of detectable Libby amphibole, similar to normal outdoor background concentrations. A member of the phyllosilicate group of minerals, it resembles mica in appearance. Mesothelioma – Mesothelioma is a cancer of the membrane that lines the lungs, abdomen, chest, and heart. Therefore, the only way to definitively know is to have samples of the material in question analyzed. EXFOLIATED VERMICULITE consists of accordion-like granules containing microscopic air layers, to which vermiculite owes its light weight and excellent insulation properties. Munn & Steele Vermiculite Insulation FAQs. We provide exfoliated vermiculite from Micafil, the UK’s leading manufacturer. A large portion of all vermiculite used in the United States was mined in Libby,. Made from a naturally occurring mineral, vermiculite insulation can be poured within your loft for a simple-to-install insulation option. from exposure to asbestos. 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. Vermiculite insulation may contain asbestos, which is known to cause cancer. I would leave that research to Dr. Testing of vermiculite insulation for the presence of asbestos fibers can be performed by specialty laboratories, however testing can be very expensive and may give false results depending on the methods used. Does vermiculite insulation contain asbestos? Pure vermiculite should not contain asbestos. OK- but is it appropriate for the insulating. The price of Micafil is approximately £20 per bag – and one bag of this will cover 1m2 to a depth of 100mm. 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. It was once used to insulate crawlspaces (attics, attics with access doors, garrets, etc. 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. Vermiculite, a durable silicate material, was sold for over 50 years in Australia before. October 4, 2023. This method is often used during new construction before drywall is put up. £1,438.