vermiculite board. Vermiculite Board Qty 2 x 600mm x 500mm, Ideal for Wood Burning Stoves. vermiculite board

 
 Vermiculite Board Qty 2 x 600mm x 500mm, Ideal for Wood Burning Stovesvermiculite board Vermiculite Fire Board for cutting bricks for stoves & fires, pizza ovens & barbecues

1" x 24" x 36" (2. Much like they used to do on timber ships in Nelsons day I sat the fire on a stone slab to prevent fire through conduction with the timber. MicroLite water-based fire-resistant coatings are a family of patented products that provide a safe, environmentally friendly method of improving the heat and fire resistance of textiles. Collaborating to promote vermiculite. 51. Vermiculite fire bricks are non-combustible. Non-toxic and environmentally friendly. SilveRboard. 03 Phyllosilicate Sheets of Six-Membered. By that time water is contaminated with vermiculite molecules. I didn't use vercumilite or perlite for the floor insulation; I used a 2" ceramic insulation board. Vermiculite board is commonly used to line the inner walls of a stove firebox to protect the stove from the effects of heat and to also increase the efficiency of the stove. Description The Skamol V-1100 (600), V-1100 (700), VIP-900, VIP-12 HS . Vermiculite is one of the world’s most versatile minerals. Pre-Firing Schedule for Vermiculite Box Rate Temperature Hold 1 500°F (278°C) 1580°F (860°C) :30 2 AFAP 70°F (21°C) :00 Firing ScheduleHD 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. Versatile Applications: The Vermiculite Fire Resistant Insulation Board finds use as a heat shield, register plate above free-standing stoves, and replacement fire bricks inside stoves. The size varies from 0. I found a source for perlite here in S. Vermiculite Gypsum Plasters Vermiculite plasters can be made with either gypsum or Portland cements This specific information leaflet looks at gypsum-based plasters. Our goal is to protect the public from long-term damage from excessive asbestos exposure. Active since 1995, Hearth. Pay $14. Calcium Silicate Board is a kind of high efficiency energy-saving and Environmentally friendly materials with temperature limited 1150 cent-degree. Unit price / per . Viagrow vermiculite can be mixed with Peat moss, mushroom compost, cactus soil, organic soil,. It is a limited-expansion clay with a medium shrink–swell capacity. 17 US Gallons. Aeration: The lightweight structure of vermiculite allows for better aeration in soil mixes, promoting. It has a wide range of uses in construction, horticulture and gardening products, industrial applications and motor vehicles. Fits Pellet Stoves 6041, APC1406, and More. Shenzhen Bluewind Vermiculite Products Co. Mandoval’s production facility is based in. 4H20. 1000 degree centigrade. As dvellone stated, this should work fine for fill in the chimney cavity. Wash thoroughly with mild soap and water. Potassium Feldspar Lump. Remove any contaminated clothingBest Prices for Vermiculite Board 25mm Across the US Online Stores Scanned Every Day! Easy to Use | Free | Trustworthy Recommendations | Find your deal now!. I'm going to cast a vermiculite/high heat morter board today with hardware cloth inside to stiffen. How it works: Vermiculite absorbs water and is fire resistant, giving it myriad uses, from fluffing up garden soil to soundproofing floors. Location: attics, poured in to cavities of block cores or. Although extremely durable to fire and heat, Vermiculite board has a soft texture meaning that it can easily cut to shape using a hand saw. This is an extremely innovative product for. 200+ bought in past month. 6 to 0. Share +. Can be used with Vitcas Heat Resistant Plaster in areas where Vitcas Fireplace Render cannot be applied. The V-Board F range easily deals with service temperatures of up to 1100 degrees Celsius. For 5/8" thick boards:Packing add $40. Before using with glass, pre-fire to 1580° (860°) for 30 minutes and crash cool. Heat resistant adhesive for use with high temperature insulation boards, vermiculite boards, high temperature plasterboards and construction boards. It enhances water retention, binds nutrients, and facilitates nutrient exchange. One bag of Pool-Krete covers approximately 10 square feet. The Heat Proof boards have excellent thermal insulation properties and ideal for making firebricks for: solid fuel stoves and fires, lining of fireplace openings, making your own fire bricks for barbeques. Peat moss is an excellent substitute for vermiculite. Hover Image to Zoom. Every care is taken in mining operations to minimize the impact on the environment and to restore land to its natural condition when mining ends. Toggle signature. Gardenscape. " I suppose that the key phrase is ' when used as directed '. Our OMRI certified vermiculite is a natural, inert mineral found in many parts of the world, including right here in South Carolina. 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. being invested with 5,000,000 Yuan, with modern style factory building and production lines. Tax included. Vitcas ® Fireplace Render is a prepared dry mix which provides a protective rendering for vulnerable materials, e. 🔥NO 1 UK Manufacturer Distributor Best Price Service🔥. Vermiculite is light-weight, inorganic absorbent with liquid retention and cushioning capabilities. It should be used at the bottom only, while replacing the original panels. “The Morbidity and Mortality of Vermiculite Miners and Millers Exposed to Tremolite-Actinolite: Part I, Exposure Estimates”It is specifically formulated to withstand harsh heat conditions over long operating hours. 5 – 3. Because vermiculite is sterile, the threat of damping-off is virtually eliminated. Control dust and wear a respirator. . Vermiculite-based insulation shapes can be used in lower temperature metal-melting-processing industries; vermiculite can be used in contact with molten metal up to 1,200 degree Celsius. Vermiculite Heat Resistant Fireboard 400mm x 400mm x 25mm. 159. Vermiculite plasters typically comprise a relatively simple mixture, usually a factory made pre-mix of the hydraulic binder (in this case hemi-hydrate gypsum), theAsbestos Insulation. Cart. The Fire Boards have excellent thermal insulation properties. of metallurgy, construction, petrol, chemical, machinery, power, light industries. . There are several benefits to using vermiculite, including: High water retention: Vermiculite can absorb up to four times its volume in water, making it an excellent choice for moisture retention in soil and potting mixes. Currently in Stock. 4 cu. Insulation. Beware of foreign inferior quality Vermiculite Board (8) 8 product ratings - Fire Bricks Quality Vermiculite Board 600mm x 500mm x 25 Cut your own any size. Protect Your Family from Asbestos-Contaminated Vermiculite Insulation. Save 5% on any 4 qualifying items. Water comes in contact with vermiculate and diffusion occurs over period of weeks. PLAIN & SMOOTH fire resistant Vermiculite Sheets, tested to 1100 degrees Centigrade. View More Details. Improves root development, water retention and prevent compaction. Additionally, the material is used as a cover for seed topping. , Ltd, located in Shijiazhuang city, Hebei province, P. Vitcas Vermiculite Fireboard 1000mm x 600mm x 25mm. Vermiculite is one of the world’s most versatile minerals. £21. The use of vermiculite plates is aimed at improving the thermal insulation for both personal and industrial purposes. Vermiculite Board, Vermiculite Board Suppliers Directory - Find variety Vermiculite Board Suppliers, Manufacturers, Companies from around the World at hover board ,quantum board ,fiber cement board, VermiculiteCement board is a combo of cement and fibers that usually comes in 3×5 foot sheets. We strive to provide opinions, articles, discussions and history related to Hearth Products and in a more general sense, energy. Specifications. Product code: 225437. 0738 w/ (m °C) and these values were found. The 1200 C board is a medium weight board and is very suitable for industrial applications where a higher strength board is required. Packaging Size: 10 Kg. A heat insulation material of apparent density 0. Kingspan Insulation R-10, 2-in x 4-ft x 8-ft Unfaced Foam Board Insulation. The Heat Proof boards have excellent thermal insulation properties and ideal for making firebricks for: solid fuel stoves and fires, lining of fireplace openings, making your own fire bricks for barbeques. Vermiculite will stick to glass, so separators are required (as for ceramic shelves). Re: CalSil vs Vermiculite Board vs Ceramic Board. Details on physical data, properties, health hazard. The amount is same for both Swishy. It isn’t waterproof, but absorbs moisture well and is a great support for tiles. seemed pretty much non existent in my substrate. 139. The entire unit is mounted overhead either to a wall or on a sturdy ladder-like structure. Subscribe. Start seeds in pure vermiculite or a potting soil mix. S. , Ltd. 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. Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units) Vermiculite is Not Radioactive : Vermiculite Classification: Dana Class: 71. £10. At the same time, it enhances the. VERMICULUX ® -S is an A1 non-combustible calcium silicate board which provides up to 240 minutes fire protection to structural steel. On top of 10mm wood, it is a highly resistant material that can. x 5 ft. Vermiculite For Brake Linings and Pads. Vermiculite boards are extremely heat resistant withstands high temperatures. Print view; Search Advanced search. 06 barns/cc. Add to cart. Size: 2# (7-12mm90%min) Impurity: 1%max Density: 100-110kg/m 3. In the production of gypsum board, vermiculite. It should work fine, but I think you will. 7% higher than the base cement) and a tensile strength of 11. Vermiculite is still sold today, mainly for agricultural and horticultural use. £62. Title. 52. This is the main board for discussing general techniques, tools, and processes for fusing, slumping, and related kiln-forming activities. com. Shijiazhuang Chenxing Industry Co. Specific end use(s) No special uses in addition to identified uses in 1. Size: 193mm x 303mm. According to the requirement of the customer, we can supply this product between 0mm to 12mm. Viagrow vermiculite can be mixed with Peat moss, mushroom compost, cactus soil, organic soil, bark, perlite. • remove up to 1,000 SQ FT of vermiculite / day. Vermiculite is a gold-colored mineral substance of widespread occurrence which is available at competitive cost. But—and this is an important but —vermiculite is more compressible and less porous than perlite, giving vermiculite higher water-holding capacity when it’s used as a planting medium. Moderators: Tony Smith, Brad Walker. The of chemical and physical properties of exfoliated vermiculite are Table 1 TheWhere vermiculite is mixed half and half with soil, peat, or composted pine bark, no additional feeding is required up to the time of transplanting. Vermiculite board can be cut or tooled like wood or particle board. This is the main board for discussing general techniques, tools, and processes for fusing, slumping, and related kiln-forming activities. an ionic magnetic fluid (IMF), and the second a surfacted magnetic fluid (SMF) was . These flavor grade chemicals are processed using pure and accurate ingredients that are procured from reliable and. If your home was built before the 1990s and contains this texture and color. £199. Hi Spinal, This is a wonderful question. The most common use of vermiculite insulation within a house is as a loft or attic insulation. EKO 60 Super I like a source of fuel where the price, supply and quality are controlled by one guy: me. Made up of compressed vermiculite. Replacement For Part Number 891705. Feb 27, 2008. Top. It has high temperature resistance, fire protection, green environmental protection, heat insulation, sound insulation, Plates. 1 Process Description1-9 Vermiculite is the geological name given to a group of hydrated laminar minerals that are aluminum-iron-magnesium silicates and that resemble mica in appearance. Vermiculite board is made from a naturally occurring aluminium-magnesium silicate layer that has been already expanded with the application of heat. Vermiculite-272-459: 760: 1400: Calcium Silicate Insulation. Crocidolite . Jonáš Tokarský). Most guys keep a 5-gallon bucket full for that purpose. Please login or register to post messages and view our exclusive members-only content. 4 cu. 80% of our products are exported to Europe, America, Japan and other countries; 3. My dilemma is I prefer the heavier build of the Regency door, hinges and heavy ash lip, but suspect the burn **may **be slighlty better with the Stainless Steel Summit baffle, being a more reflective material, it *may able to sustain slower, cleaner burns longer. One recommendation though is to turn the board every 25 or so firings to avoid warping. Ideal for wood burning stoves. Vermiculite insulation boards Strong, fireproof, easy to manipulate and available in different patterns Reliable supplier of refractories. Suitable for Inset Gas & Electric Fires. V-Core offers its long-lasting, environmentally friendly, non-combustible, high-quality boardsVICUCLAD vermiculate board from Promat International (Asia Pacific) is a non combustible board where the cellular structure of vermiculite is maintained through pre-treatment process. We have nearly 30 years of vermiculite research and development experience; 2. Jun 30, 2006. org TVA is a Domestic Not for Profit Corporation Incorporated in the State of New York, USA Vermiculite Data Exfoliated vermiculite particle sizesVermiculite is a micaceous, naturally occurring mineral that looks like small brown flakes; it is commonly used as an ingredient in soilless growing mixes, says Niki Jabbour of SavvyGardening. The vermiculite boards expand at 500–830 °C and shrink stepwise at 1000–1250 °C and 1400 °C, respectively, when heated at 10 °C min−1 in ambient air. When used as an amendment, it helps to aerate the soil and retain moisture. Vermiculite insulation systems have the great advantage of being able to withstand repeated heating and cooling and they can be formpressed just like wood, which offers a world of design possibilities. Vitcas Vermiculite Fireproof Board with Brick Pattern. View More Details. Vermiculite Board 40in x 24in x 1in Truck Shipments Only. We show you how to replace the Vermiculite fire board panels on your wood-burning stove in the Contura 500 Style series. Make sure you take regular breaks, stretch, keep the windows and. Vermiculite board is a new type of inorganic material, which uses expanded vermiculite as the main raw material, is mixed with a certain proportion of inorganic binder, and is processed through a series of processes. It is used in a variety of ways, but it is most commonly used as insulation or as a soil amendment. Surfaces can become quite hot and ordinary emulsion paint may not be able to withstand the heat and may crack or peel over time. 24. 0633-0. go to shop read more. This Vermiculite fireboard is ideal for use as a fire surround or can be cut with a saw to fit inside a multi-fuel stove to replace the firebricks. This page provides important information on how to protect yourself and your family if you suspect that you might have vermiculite. for pricing and availability. Send E-mail. 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. NoMorePly 12mm Fibre Cement Construction Board 1200 x 800mm. Much like they used to do on timber ships in Nelsons day I sat the fire on a stone slab to prevent fire through conduction with the timber. VERMICULITE Overview In response to reports it received about adverse human health impacts associ-ated with exposure to asbestos-contaminated vermiculite, the Environmental Protec-tion Agency (EPA) conducted a series of tests to evaluate the extent and nature of the risk. Our V-Board range is the perfect Vermiculite based product for a wide range of fireproofing and insulation applications. Pros and cons of vermiculite or perlite: Many do-it-yourself pizza oven builders, as well as importers of authentic Italian brick ovens, are big advocates for using vermiculite or perlite mixed with concrete. We manufacture high quality exfoliated Vermiculite for horticulture, agriculture and packaging. Shijiazhuang Chenxing Industry Co. Vermiculite Board 30mm PLAIN | 400mm x 400mm [SKAMOL V-1100] Vermiculite Heat Resistant Fireboard 400mm x 400mm x 30mm 30mm thick PLAIN & SMOOTH on both sides and fire resistant, tested to temperatures of over 1000 degrees Centigrade. The ones you can buy still require a base to be made or bought and you have to assemble the oven as well. This includes Vermiculite Board, High Temperature Plasterboard, Fireplace Construction Board, among other insulation and fireproof boards. Non-flammable rating A1 in accordance with EN 13501-1:2002. Bullseye. 30 minutes before initial use. , Experts in Manufacturing and Exporting Vermiculite board, Insulation board and 0 more Products. Mandoval’s production facility is based in Alrode, Gauteng, South Africa with. Vermiculite in its pure form is nontoxic. Ausperl Material and Safety data sheet for vermiculite. We work to create healthier work conditions for workers. The vermiculite board is non combustible. Pay in 30 days. Insulation rolls and batts are great for insulating your walls, floors, attics, and ceilings. When heated to a high temperature, flakes of vermiculite expand as much as 8-30 times their original size. We recommend careful handling to avoid Damage to the boards. - 7%. Small Business. We Offer A Price Match Promise – Our vermiculite fireboards provide fire resistance, insulation and thermal stability. 7 105. A study has been carried out to determine the thermal insulating properties of expanded vermiculite mineral in the form of loose particles and in the form of compressed vermiculite boards. Dimensions : height is 25mm, overall length is 1000mm, and overall width is 610mm, providing ample coverage for various fireplace and stove applications. #. How to Use Vermiculite in Soil. Amazon. Measures 14" x 9-1/2". Addison, J. Hover Image to Zoom. Control dust and wear a respirator. Chemical analysis: Al 2 O 3 7%. The Vermiculite Association 2207 Forest Hills Drive Harrisburg, PA 17112 Phone: 717-238-9902 Fax: 717-238-9985 Email: tva@vermiculite. Vermiculite (or perlite) concrete isn. 3mm to 10mm, and various specifications can. uk. SkamoStove Board Decor 700 is produced with a moulding tool that provides a pressed-skin surface, which maintains a smooth and stronger surface on the panels - reducing wear and tear on the plates. What it is: A lightweight, shiny mineral that resembles mica flakes. Pickup at South Loop. This means that most of the vermiculite found today is also. Horticultural Vermiculite 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. go to shop read. Available in a number of thicknesses and densities. It was also used in some. Replacement Herringbone Pattern Vermiculite Brick Panel for Ashley, Breckwell and US Stove pellet stoves. R China,specialized in the production and value added process of various kinds of non-metallic minerals. Organic soil amendment that promotes root growth. The general theory behind this type of board is that it resists the passage of flame and heat due to the de-hydration of the di-hydrate gypsum. The Vermiculite boards are available in a number of different sizes. Anything that would cut wood will cut vermiculite board. 2. Boards are available in a variety of temperature ratings, dimensions, and custom vacuum-formed shapes. 6 g/cm3 and a refractoriness of 1500–1600°C was produced from expanded vermiculite, and a technology for producing ceramic vermiculite. Vermiculite is an organic, asbestos-free soil amendment that promotes faster root growth and gives quick anchorage to young roots. 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. OEM USSC part # 891705. The material can be used to fix boards to brickwork, blockwork etc. This OMRI-listed material is great for organic gardenging. go to shop read more. Model # A11240848096. 1. Dimensions : height is 25mm, overall length is 1000mm, and overall width is 610mm, providing ample coverage for various fireplace and stove applications. Our vermiculite is certified asbestos free. 3. I fitted the little stove after insulating that corner and covering the corner walls in vermiculite board. The 1200 C board is a medium weight board and is very suitable for industrial applications where a higher strength board is required. This is an extremely innovative product for. When water is added to vermiculite, the flakes expand into a worm-like shape and act like an absorbing sponge. Sign In Register. 2. Learn more. 11. VITCAS Pompeii-100 Wood Fired Pizza Oven. 48221. Vermiculite board is an insulating board from a naturally occurring aluminium-magnesium silicate mineral. Plastic sheeting can be used to provide a moisture barrier around insulation. We can also provide other designs against written or drawn customer specification. Home delivery ONLY for all Spares, Flues and Accessories. Add to Cart. The BV board shows almost no mass loss in this region. This protects the stove from the effects of heat and to also increases the efficiency of the stove. Vermiculite is a naturally-occurring mineral composed of shiny flakes, resembling mica. It was also used in some spray-on coatings, pipe insulation, plastics and cement products. The Fire Boards have excellent thermal insulation properties. Good quality Vermiculite board for thermal insulation, ladle furnace, steel structure building fire protection at low price made Wedge India. The vermiculite was obtained crete by heating raw vermiculite at 600 C for 10s. Control dust and wear a respirator. Colors to look out for in these pebbles are grayish, brown, or silvery gold. It can be poured between the joists of a loft, giving a strong layer of insulation. Crocidolite (blue asbestos) was commonly used to insulate steam engines. I agree the board can be placed directly on the floor of the kiln. Delivery Next day available. They can be easily cut to size to suit any requirements such as replacing fire bricks. Post Reply. 25mm 30mm 40mm. Quartz and White Potash Feldspar . WELCOME TO MANDOVAL VERMICULITE. 31 cu ft. Spare Parts. According to the Perlite Insti-tute and the Vermiculite Associa-tion, it takes about 65 bags of per-lite or 69 bags of vermiculite to fill the cores of typical 8-inch block for every 1,000 square feet of wall a r ea. The vermiculite boards are ideal for insulating wood stoves and fire-places. Application. , ltd. If you get confused, just remember that perlite is. Gas Fireplace Parts. Maximum service temperature: 1100 o C. To preserve the scientific value. Vermiculite is also asbestos free & insoluble in organic solvents. Insulation materials run the gamut from bulky fiber materials such as fiberglass, rock and slag wool, cellulose, and natural fibers to rigid foam boards to sleek foils. Remove any contaminated clothingHeat Proofing. A smoother finish can be achieved by lightly troweling during spraying, but not all fire protection companies offer this, and it does come at an. SkamoEnclosure Board is a lightweight and fireproof board that simplifies the. Vermiculite (Magnesium, Aluminum Iron Silicate) >98 1318-00-9 Not Available Not Available 10 1 Silica <1 14808-60-7 Not Available Not Available Not Available . Est. It has a wide range of uses in construction, horticulture and gardening products, industrial applications and motor vehicles. About S. As ceiling insulation: Vermiculite has excellent insulation. vermiculite, vermiculite board, vermiculite powder - chenxing industry co. The cooling effect of the water of crystallization of the gypsum keeps the non-fire side cool. There are several advantages to this process: • Less waste than traditional kilncasting processes • The majority of the molds will be reusable • Molds will be of uniform thickness, allowing for uniform heating and cooling • Molds will not fail at casting temperature (one of theVitcas Board Adhesive - a specially formulated, heat resistant adhesive ideal for securing and sealing joints across a wide range of boards. 0 100 Superfine Grade 0. Insulates stove walls from excess heat. This expansion process is called exfoliation and the resulting material is used in bulk form or processed to boards by a press forming process. Ready-mixed blend of thermos-setting resins, high quality clay and inorganic fillers which cure when exposed to heat. I don't plan to enclose the edges with metal unless the the board starts chipping and falling apart at the edges with use. There not that much, probably 100 ppm at most but never the less, its there, mushrooms absorb contaminated water and there you have it, shrooms with vermiculite. It is odorless, sterile, disease-free, insect-free, and seed-free, making it a great alternative to vermiculite. deposit in Yıldızeli, Sivas, Turkey. We have more than 40 items are tested and certified by SGS, CE, EN, British standard. Like perlite, vermiculite is an effective soil conditioner that can loosen compacted soil, provide drainage, and hold three to four times its weight in water. Starting seeds. Vermiculite board has. 1 cu m = 100L) 1 cubic meter = 264. . , largely or exclusively confined to the clay-size fraction), and. 2 reviews. g. 2m x 0. "Once mined, vermiculite is heated so that it expands into a lightweight material," says Jabbour. Included Warranty & Technical Support Moisture: Max. Effective formulation promotes plant's health. One recommendation though is to turn the board every 25 or so firings to avoid warping. Versatile Applications: The Vermiculite Fire Resistant Insulation Board finds use as a heat shield, register plate above free-standing stoves, and replacement fire bricks inside stoves. Capacity of 4-5 pizzas at a time. ft. Use 1/3 to 1/2 vermiculite in your potting soil for containers or when building your raised beds, or improve your garden soil by adding it in the spring with your other soil amendments and compost. We are the stalwarts in the domain of manufacturing, supplying, wholesaling, and exporting Vermiculite. Fits Pellet Stoves 6041, APC1406, and More. 2. Learn more. /29. Vermiculite Board. DINBOARD Vermiculite Board Heat Resistant Fireproof Board Download our Vermiculite Information Sheets Dinboard Spec Sheet (pdf, 320Kb) DINBOARD is a non-combustible, fire resistant vermiculite board which can be easily cut to shape using standard woodworking tools. Dedicated to safety, integrity and honesty. Vermiculite board & cement ; Fireboards ; Firebacks ; Fire bricks ; Thermal ropes, tapes & adhesive ; Decorative Fireplace Boards with Pattern . This Vermiculite fireboard is ideal for use as a fire surround or can be cut with a saw to fit inside a multi-fuel stove to replace the firebricks. Pre-fire vermiculite boards at 55ºF (30ºC) above process temperature. Vermiculite will stick to glass, so separators are required (as for ceramic shelves). These testing procedures deal primarily with material performance in the temperature. ft. It is not a fibrous mat or roll type product nor is it a rigid board type product. Stove Firebox Lining High Quality Vermiculite. ; Seed starting: Vermiculite as the sole material or in a potting.