Vermiculite Fire Resistant Insulation board is used as head shield, register plates or replacement fire bricks for wood burning or multi fuel stoves. Luckily, SBI has an answer with their two-pack of vermiculite boards. Removal depends on: Where the asbestos is located, and. Improved Thermal Conductivity. Jitender, Apr 29, 2015. Vermiculite Boards are a fire-resistant board made from expanded vermiculite and special inorganic binder that provide a high degree of heat resistance to temperatures up to 1300. Our versatile rolls of insulation are available in a variety of thicknesses, widths and lengths. Our Insulation foil is easy to fit and can help save energy and minimise heat loss around your home. Leaves a bright, lasting shine on the glass and allows the surface to stay clean longer. Vermiculite is the geological name given to a group of hydrated laminar minerals which are aluminium-iron-magnesium silicates. 5 per inch of thickness, compared to fiberglass' R-value between 2. The Vitcas Fire Resistant Vermiculite Board is available in two styles, brick effect or plain. CLEARANCE. These boards make excellent wood stove heat shields and are made from heat-resistant materials. The vermiculite boards are ideal for insulating wood stoves and fire-places. Accept all. Vitcas® Heat Resistant Silicone is one component silicone sealant for high temperature applications. These flavor grade chemicals are processed using pure and accurate ingredients that are procured from reliable and. com. This means that it fills the small area between the two layers of bricks. Made with two layers of high-grade aluminium sheet for maximum thermal performance. To avoid vermiculite health risks, be careful not to track vermiculite into the living areas. Vermiculite can be treated in a variety of manners to make it suitable for a wide variety of applications where fire resistance and thermal stability are essential. 79. If you have vermiculite insulation in your home, you should assume the material may be contaminated with asbestos and be aware of steps you can take to. Detailed data about premium black fire cement made by Vitcas Ideal for patching and repairs to firebricks, fireplaces, solid fuel ovens Check offer now!Free sitewide shipping over $149*. The Environmental Protection Agency also includes information on its webpage about how to protect your family from asbestos-contaminated vermiculite insulation. If you are removing Zonolite brand attic insulation from your home, the trust will cover up to 55% of the cost of removal. £179. I have discovered some strange looking insulation in the walls of a 60 year-old cottage that i am renovating. ₹ 38/ Kg Get Latest Price. go to shop read more. 300/025/001. i think that i will use a mixture of rubble infilled with vermiculite so that i get the bext of both worlds. £4999. A member of the phyllosilicate group of minerals, it resembles mica in appearance. 15% off. Nationwide delivery or. I sat the throat on a mortar bed of fire cement, and then built the fascia around everything. deep along the bottom and bend out the tabs. Heat Resistant Tile Adhesive. NoMorePly 12mm Fibre Cement Construction Board 1200 x 800mm. 942. Gypsum Plasterboard 5. How can I tell if my vermiculite insulation contains asbestos? The majority of all vermiculite insulation pro-duced before 1990 used contaminated vermicu-lite from Libby. It's like a gravelly mineral insulation and its health effects aren't great to say the least. We Offer A Price Match Promise – Our vermiculite fireboards provide fire resistance, insulation and thermal stability. These versatile fire resistant boards can be used for fire bricks, fire place insulation, bbqs, brazing heath processes and horticulture purposes to name but a few applications. £2. Shop our range of insulation accessories for rolls of insulation tape, as well as acoustic intumescent sealant for fire-stopping and sound proofing. 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. 4 W / m * K. Install loft insulation to regulate your property’s temperature all year round. Discard everything. 25mm Vermiculite Fire Bricks for Wood Burning Stoves cut to order from Glowing Embers, supplying large range of Stoves and Flue Systems and full range of accessories. Vermiculite Boards. 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. Thermofloc is a loose fill premium cellulose based insulation made from recycled/unmixed newspaper combined with a mineral fire retardant manufactured to meet the highest quality standards that offers a sustainable and cost effective way to insulate horizontal surfaces such as your loft or floors. Viagrow Vermiculite is a natural soil amendment that promotes moisture retention and aeration in potting mixes and delivers vital elements to the plant roots resulting in better root development, growth rates and yields. The concerns about the dangers with Vermiculite insulation in the UK stem from the fact that until the 1990s, most vermiculite originated. Made from aluminium-iron-magnesium silicates, it is a natural mineral used for void filling. 3145 to get cubic feet. Reduces external noise. Vermiculite insulation may be contained between attic joists, either under a plywood floor or exposed to the open air. Quickly and effectively removes difficult stains. Metal won't be any good as it will asorbe the heat, so will warm tv even more,you need a heat resistent board,Glasroc Multiboard,Vermiculite Fire Resistant Board,Versapanel or similar. 25mm thick PLAIN & SMOOTH on both sides and fire resistant, tested to temperatures of over 1000 degrees Centigrade. These fire resistant boards are smooth and durable and are tested up to temperatures of 1100 degrees C. Vermiculite was first identified in 1881 in a mine near Libby, Montana. Ask a question. Loftleg Loft Lid Downlight Protector. Order online at Screwfix. In its pure form, vermiculite is clean, odorless, nontoxic and sterile. Specification of ready mixed heat resistant tile adhesive made by Vitcas Fixing tiles exposed on heat. Maximum service temperature of 550 o C. Wickes board Insulation is easy to cut, handle and can be used on floors and walls. Details. 25mm Plain. Free UK Delivery Over £150 ex. It’s been revealed that the product was sold in Australia for more than fifty years. FREE Delivery by Amazon. Good to know: mice and other rodents dislike the taste of mineral insulation products. Insulation is an integral aspect of contemporary building and construction. Micafil Vermiculite Model: Vermiculite Vermiculite is most commonly used for insulation and protection for solid flue liner pipe protection. com. Insulation Board. Well, Vermiculite’s crystal structure and chemical characteristics make it ideal for fire protection, insulation, and many more applications, e. That’s good news, because most Zonolite, a type of vermiculite insulation, falls into that category. 5m rolls available. The recommended depth of blanket style insulation (glass or mineral wool) for a loft is 250 to 270 mm. 115mm x 1190mm x 450mm Thermaclass Cavity Wall 21. £15. Accept all. Reinforced concrete floors can be insulated with a screed with the addition of vermiculite. go to shop read more. Dupre Vermiculite Loose Fill Insulation 7. Loose-fill cellulose is relatively inexpensive, yet still has an R-value of about 3. Integrated LED Downlights and quilt/mineral. 99 Inc Vat. Wickes Pipe Insulation Byelaw 22 X 1000mm. £20. Can be used for jointing between and adhering to brickwork/ blockwork of high temperature plasterboards, vermiculite boards, insulation boards and construction boards. I want to add some insulation to the walls. 400 x 600 x 25mm (15 3/4" x 23 5/8" x 1") 3. 8" x 3. £5. This means that most of the vermiculite found today is also. Ensures smoke and gas tight joints. If you already have insulation, but it was put in some time ago, it is worth checking the. 86 £27. Is vermiculite insulation a problem? potential to release asbestos fibers into the air. 4. ThermaWrap Insulation 10m x 1. Categories: Free standing stove. The V-Board F range is available as follows: V-Board FH 600/20 (1020x800x20mm) – density 600 kg/m3. Pay your way. 6OZ vermiculite - Organic Vermiculite For Plants Fine Horticultural Vermiculite Soil. Because vermiculite holds moisture better than perlite, it helps keep seeds from drying out during germination. Processing of the ore can sometimes lead to the peeling off or "scrolling" of the surface layers at the edges of crystals forming fibres (Chatfield and Lewis 1980). 310ml tube Check our offer now!Kingspan TP10 Roof Insulation Board - 2400 x 1200 x 75mm. polyurethane or polystyrene, as you need a really good fit for it to be effective. 99 Inc Vat. 3–2. Vermiculite is commonly used by those in the gardening trade to root cuttings. Kingspan TW50 Thermal Insulation Board - 1200 x 450 x 100mm. Loftleg 175mm Loftflooring Legs Pack 12. V-Core offers its customers a reliable source for fire protection and insulation solutions. General characteristics of fireplace and stoves fire cement made by Vitcas Suitable for domestic and. - 10%. Grace emerged from bankruptcy in 2014, a trust was established to pay for the removal of a loose insulation. The CHIP program provided grants to homeowners to increase insulation levels, thereby reducing energy. . The national average for new insulation is $1 to $4 per square foot or $1,500 to $3,500. 5kg Bag. Vermiculite is found in fine, rare, and somewhat larger sheets, and in other clay minerals with particles <4 μm. Get it tomorrow, 22 Sept. 4trade foil tape 50mm x 45m. Ideal for all types of fire and high temperature application. Click and Collect is available or enjoy free UK delivery on selected orders over £150 excluding VAT. I looks like bark or cork or something like that and kinda has the texture of POPCORN! It is dark brown in colour. 99. 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. CFC & HCFC Free. Insulation When exfoliated, the mineral expands up to ten times its original volume, resulting in lightweight granules that possess excellent insulation properties. You might see it between joists in the attic and other areas. Perlite, on the right, is bright white and the particles are much larger. Vermiculite is a naturally-occurring mineral composed of shiny flakes, resembling mica. That is roughly $4 to $10 a square foot. 99 Inc Vat. I'd be most grateful if somebody with experience could have a look at my image and see what you think about the. Vermiculite has a high cation-exchange capacity. 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. Of concern is Zonolite, a product made from vermiculite which was used in many Canadian. Home Forums > Screwfix Community Forum > Builders' Talk > loft insulation. The study points out that disturbing the vermiculite through routine repairs or remodeling can cause asbestos fibers to become. Resistance: 1100°C. C. The EPA has also issued a preliminary study of homes with asbestos–contaminated vermiculite insulation. Also, do not forget to add in the cost of new insulation. If you leave it undisturbed there is no reason to remove it. UK call centre ready for your call 24/7. Pressed Vermiculite Rigid Fire Board. Vermiculite (Also known as Zonolite) is an insulation material with a texture and weight similar to Styrofoam. SBI is known for high-quality home improvement solutions and wood stove accessories, and these wood stove insulation boards will endure the heat. The price of a roll of Earthwool is £18 per roll (at B&Q) and will cover about 8. This stuff is attached directly to the blockwork and then is plastered on the inside. The pricing can roughly be estimatedat$10 to $15 per foot for an average sized building. You can also call 608-261-6876 or visit our Asbestos Program page for a list of state-certified contractors and consultants. I have a decently sized Hilti 50 litre vacuum but both the hose and the bags are just too small for the volume of material to be removed. Vermiculite Insulation Removal. Save on heating bills. We plan to use celotex 25mm insulation sheets in between a wood baton frame and 18mm. Click & Collect. 55. Vermiculite, on the left, is darker in color and smaller in size. Vermiculite is a naturally-occurring mineral composed of shiny flakes, resembling mica. The expanded vermiculite is a light-weight, fire-resistant, and odorless material and has been used in numerous products, including insulation for attics and. Order online at Screwfix. In some instances, safely removing the material from your attic or building requires additional care and precautions due to the dangerous nature of vermiculite and the potentially inclusive asbestos, two substances that in the past were. Has a high coefficient of water absorption (100 g of vermiculite absorbs 400-530 ml of water). But that is just one of their strengths. From 1920 until around 1990, the vermiculite mine in Libby, Montana, was responsible for the majority of the world’s supply of vermiculite. It comes in bags and has the appearance of a light brown, flaky cereal. The difference in weight comes from the fact that perlite is airier than vermiculite. The Fire Boards have excellent thermal insulation properties and ideal for making Vermiculite Firebricks for solid fuel stoves, lining of. 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. Multiply Cubic M by 35. 78. Black Fire Bricks are decorative heat-proof fire bricks with a smooth surface. Expanded vermiculite can be used in fire protection [[2], [3], [4]], as soil amendments [5], as lightweight filling in concrete [6], as improver of membrane performance [3, 7, 8], as a matrix substance in energy storage systems [9], catalyst reactors [10], and heat insulation materials [11]. This lightweight product creates a protective fill when placed into block core cavities. It is completely safe, non-carcinogenic and easy to handle. If the chimney is on an outside wall, or the stack is particularly tall, or the flue is of a large diameter then the answer to the question is probably YES ! Vermiculite granules are only recommended if the chimney is watertight. Perlite and Vermiculite Help Keep Soil Aerated. Brown; Pink 3. 1. Vermiculite insulation between attic joists . The degree of health risk depends on how much and. The onset of the disease often occurs long after exposure, almost never. in pizza and bread ovens, etc. Knauf Insulation Super Top Up 200mm Loft Roll - 5. Free returns. A commercial-grade insulation removal vacuum is needed to remove loose insulation. The national average for vermiculite insulation removal ranges from $7,000 to $12,000. Vermiculite is an essential ingredient of soil and clay sediments. i would have thought that a cast iron fireback will expand much more than a ceramic one so an expansion gap can't hurt. SkamoStove is our non-combustible fireplace boards that delivers high standards to insulation of fireplaces. 47 Inch X 18 Inch X 24 Inch - Pack of 1 - Ceramic Thermal Insulation Board for Wood Stoves Fireplaces Furnaces Forges Kilns Pizza Ovens. Shop our range insulation rolls and boards. The expanded vermiculite, owing to its unique properties – low bulk density, low heat conductivity, relatively high melting point, chemical inertness, endurance, and environmental safety –. Buy Loft Insulation at Screwfix. Lindsay Munns New Member. In Canada, it was one of the insulating materials allowed under the Canadian Home Insulation Program from 1976 to the mid-1980s. Vitcas® Heat Resistant Tile Adhesive is a ready mixed tile cement acting as a wet adhesive for fixing tiles in any indoor high temperature condition. Insulation Boards. Thermal & Acoustic. 5% off all orders over £500 ex VAT. are lightweight and can be processed with traditional wood tools. Regarding this, the Brazilian standard ABNT NBR 15. The corrugated edge of asbestos pipe insulation is usually the red flag that this does, indeed, contain asbestos. You can buy this type of insulation in various forms for. Rockwool Sound Insulation Slab - 1200mm X 600mm X 50mm (Pack of 12) Sign in or. Mandoval is South Africa’s largest processor and distributor of high quality Vermiculite-based products for the Agricultural, Horticultural, Industrial and Commercial sectors, including Fire Protection Solutions in South Africa in accordance with ISO 9001:2015. In order to make vermiculite usable, it must be exfoliated. The fact they a downlight is or is not fire rated has nothing to do with if they can be covered by insulation. com. Vitcas ® Heat Resistant Plaster is a high temperature resistant smooth finish protection up to 650 o C /1200 o F for use on walls and chimney breasts, hole in the wall fires and cassette stoves. 1. 5" x 1") each, these bricks have low thermal conductivity for greater energy efficiency and can be sawn, drilled, and sanded to fit any fireplace or wood-burning stove. 20460> [1] Thanks. Exfoliated vermiculite is light, clean, safe, non-combustible, has low thermal conductivity, undergoes minimal shrinkage at high temperatures and can hold moisture. It comes in small pellets, such as those used for wood stoves. Micafil Vermiculite Loose Fill Loft Insulation 100 Litre Bag. nearly an inch long. Vitcas ® Premium Fire Cement is a finely ground putty-like material resistant to high heat- 1250 o C. Most vermiculite attic insulation is Zonolite brand insulation and contains asbestos. Get a Selco Trade Card or. It’s used to reduce greenhouse gas emissions in kilns, furnaces, and wood-burning stoves as well. Micafil Vermiculite Large Grade 100ltr. 5%. Exfoliated vermiculite is light, clean, safe, non-combustible, has low thermal conductivity, undergoes minimal shrinkage at high temperatures and can hold moisture. Item Code: 487280161. Heat resistant to 1000C. Reacting To Disturbance. When heated to a high temperature, flakes of vermiculite expand as much as 8-30 times their original size. Jointing flues. S. 55 EST. Recticel Instafit Polyurethane Insulation board: Best loft insulation board. We have observed that depending on the mine from which it originates, and the process used to expand the vermiculite particles, vermiculite may vary in appearance and shininess. ; Improving water retention: Adding vermiculite also improves the soil texture of sandy soil that drains too fast and does not retain enough water. Vermiculite Origins, Uses & Identification. Wickes T & G Polystyrene Insulation Board EPS 70E - 1200mm x 450mm x 50mm. 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. Ironically, in both studies, some of. Table 3. Armacell Tuffcoat is the ideal outdoor pipe insulation solution. 43 ex. Vermiculite is an insulating and fire-resistant mineral found in many homes built between 1930 and 1990. Add to Cart. , Shijiazhuang, Hebei, China (Mainland) Totally has 1 empolyees in TradesnsFlame-retarding materials: flame-retarding textile, flame-retarding fiber, flame-retarding decoration material, flame-retarding carpet, flame-retarding blanketry, flame-retarding fabric, flame-retarding lumber, decoration board, soft foam/hard foam of flame-retarding polyurethane, products after flame-retarding; flame-retarding/fire proof. Add To Cart KOS Fire Cement Tub 500g black. £21. However, a lawsuit in 2008. Wet the vermiculite or insulation lightly with a spray of water. Whether using options for carpet underlay or insulation board, it is an important aspect of any floor project and choosing the right type will additionally be comfortable and cushioned to walk on and can help straighten uneven floors. ) 700L makes it 25 cubic feet (or exact measure convert is 24. We also had asbestos in the boiler flue and in the electrical board lining - standard in 60s apparently! Good luck. 1). The 1200 C board is a medium weight board and is very suitable for industrial applications where a higher strength board is required, density is 1160-1260. 22 Reviews. Therefore the Micafil loft insulation is considerably more expensive! For more information on vermiculite insulation or other asbestos containing materials contact us at info@summitenvironmental. or in attic spaces and does not become airborne, it should not be a. co. Vermiculite is a naturally occurring mineral compound that expands when heated. The degree of health risk depends on how much and. It was in popular use between 1919 and 1990 as an alternative to other insulation materials because it is fire resistant, odorless, and light weight. Micafil Vermiculite Specification: Material – Mineral (90%…Ceramic silica board refractory and insulation vermiculite unit for condensing gas boiler heat element. Vermiculite Asbestos Removal. Moving the vermiculite will cause fibres to become airborne. Our article on DIY potting mixes includes recipes that use both products. Odourless. 2m. Do you need vermiculite insulation testing in the UK? Summit Environmental can undertake sampling to certify the vermiculate insulation materials are asbestos free. We provide photographs and descriptive text of asbestos insulation and other asbestos-containing products to permit identification of definite, probable, or possible asbestos materials in buildings. Vermiculite board is an insulation material with a. 20. Vermiculite insulation may contain asbestos, which has been linked to a rare cancer called mesothelioma. EPA recommends that vermiculite insulation be left undisturbed. Fixing fireplaces, ovens and stoves. Recent findings about vermiculite ore contaminated with tremolite asbestos have. Overview. Hopefully before panicking, becoming too concerned, or hiring professional consultants, homeowners will read the full EPA report, consider the source, and put the report and warnings into perspective---and then relax!. FREE delivery Mon, 23 Oct on your first eligible order to UK or Ireland. Vermiculite insulation, often known by the brand name Zonolite, is one of the most known products containing asbestos. The Fine “One Percent” Line. The expanded vermiculite is a light-weight, fire-resistant, and odorless material and has been used in numerous products, including insulation for. g. Even though there's loads, I've just ordered a second bag as I've used up the first one. vat. This can include mixing, transporting and cutting materials both on large building sites or smaller local jobs, with a range of products to suit. Some attics have vermiculite insulation, which may contain asbestos. ARE VERMICULITE AND PERLITE THE SAME? Although it’s a common misconception, vermiculite and perlite are not the same. Expanded vermiculite has unique and versatile characteristics; it is lightweight, provides energy savings when used as insulation, it is non-combustible, highly absorbent, pH neutral, inert, non-reactive to all but very strong acids and compressible. Due to their high densities and good wear resistance, the boards can withstand high temperatures. 30mm Plain. 6111. In addition to thermal insulation, the layer will protect the rooms from noise. Delivery 7 days a week. Free returns. R. When heated to a high temperature, flakes of vermiculite expand as much as 8-30 times their original size. Add To Cart Premium Vermiculite Heat. 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. 96 Inc Vat. g. Bostik FP401 Fire Resistant Acrylic Sealant White 310ml (572JE) compare. Vermiculite is a naturally occurring non-toxic. Vermiculite is often used asan aggregate in lightweight concrete, providing. Loose-fill cellulose insulation can settle around and conform to most of the obstructions found in walls and attics. So, make sure that you are adding that to your negotiations. 99. Excellent. 6 (95% CI 1. HD Spec Firebrick Fire Board Heat Proof Brick Vermiculite Fireboard 500mm X 610mm In Coals 4 You Branded Packaging, Beige, VERM500,500mm x 610mm x 25mm. 2m x 100mm. We are nationwide distributors of all major insulation brands to the construction industry. Solvent-Free. Shop cavity wall, roof and floor insulation boards from trusted brands like Celotex, Kingspan, Ecotherm and more. 🔥5 Star feedback and FAST Delivery! LARGE UK STOCK🔥🔥. Delivered by our approved supplier, Find out more. Versapanel Cement Particle Board 10mm x 1200mm x 2400mm. Delivery. SuperFOIL SF19+ Multifoil Insulation - 1. Now that you can identify vermiculite, you need to learn what to do if vermiculite has been disturbed. Vermiculite insulation may be contained between attic joists, either under a plywood floor or exposed to the open air. FREE Delivery by Amazon. Vermiculite Board is non combustible. Buy Toilet Accessories at Screwfix. Stove Fire Rope- White, Soft – a range of soft knitted fibre glass rope seals in diameters from 6mm to 25mm. FatHands likes this. Grace, was responsible for 80% of the world’s vermiculite, and vermiculite attic insulation could be purchased. Vitcas is a British manufacturer of high quality refractories, heat resistant products and high temperature insulation materials, which follow the tradition of refractory and heatproof manufacturing in Bristol, UK, since 1882. Delivery Next day available. Exfoliation requires extensive energy usage since the raw materials must be heated to extreme temperatures. £4. For better heat insulation of the fireback you can use vermiculate instead of sand, but to be honest I did not bother, more heat will be lost up the chimney then through the fireback! When putting in the brick work for the main face of the fireplace I used asbestos rope to seal between the brickwork and the front edge of the fireback and lintel. 1) What is vermiculite? Vermiculite is a naturally occurring mineral that expands when heated. Make your home warmer for longer with our extensive and professional range of insulation. The price of a roll of Earthwool is £18 per roll (at B&Q) and will cover about 8. Contact your local health department for the name of an approved lab. You’ll find them in various thicknesses to suit your space and can be cut to fit tricky areas. Keeping the heat inside your home! Professional Home Insulation Experts Office: 01245 929992 Mobile: 07736 360765. Vermiculite Fire Brick,Vermiculite Insulation Board,Bath Mat,Wall Tiles,Ceiling Tiles 3-1-1001, Tianziguanli, No. Buy Loft Insulation at Screwfix. Many types of asbestos insulation, including loose-fill, pipe wrap and spray-on, were friable and easily released asbestos fibers. delivery Tue, Oct 31. CALL US TODAY Mobile: 07736 360765 Office: 01245 929992 . Of concern is vermiculite ore produced by the Libby Mine in Montana from the 1920’s to 1990. It's usually coloured blue or white (my insulation is the typical yellow colour) But I can't shake the thought since discovering it as loose fill. £21. Celotex GA4000 General Purpose Insulation Board 2. Learn more. Hassle free returns. One of those products is home insulation. most water suppliers recommend a minimum depth of 750mm. 1. as the vermiculite-based insulation remains undisturbed behind intact walls. 18 to £65. It is a silver-gold to grey-brown mineral that is flat and shiny in its natural state. Insulation with vermiculite looks like small gray-brown or silver-gold pebbles. 8Ltr. Contact our sales team for expert advice. Hope this helps!Scope. Moldex offers molded forms and both manufacturers offer masks with exhalation valves to avoid moisture buildup within the mask. Zonolite is a trademarked brand name of a vermiculite attic insulation that was sold between the 1940s and 1990s. 5kW. R. This creates a light and very open structure enabling compost to absorb and retain moisture for easier re-wetting. Do not disturb vermiculite insulation unless you have had it tested by an approved lab to be sure that it does not contain asbestos. 53145 = 353. Product Details. Ready for you to cut to size. Non-combustible fireplace boards. Dimensions : height is 25mm, overall length is 1000mm, and overall width is 610mm, providing ample coverage for various fireplace and stove applications. Vermiculite Insulation characteristics. Quick & easy to use.