Styrofoam Blocks for Building Houses. Health Canada officials say if the insulation is not disturbed, it should cause no health problems. Report run on: April 7, 2011 4:34 PM Page 2 of 42 Building Id: B2673A Building Name: Holy Cross Elementary / Jr. Vermiculite is a 2:1 clay, meaning it has two tetrahedral sheets for every one octahedral sheet. I had planned on both filling the cores with loose fill and 4" of foam on the. H Location: Calgary Address: 3719 - 26 Avenue S. R. It has a dry loose weight density of 4. W. 0 pcf (72 – 112. Finished grade See alternate Base of Wall Details—GCP Drawing SW-3 Sill Detail Masonry Opening Head Flashing Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. vermiculite attic insulation originated from the Libby mine, while 30% came from other sources. (406 mm) O. 00. W. Pipe Insulation with Polyurethane . O. Ari can be reached at (204) 291-5358 or check out his website at In 1923, a deposit in Libby, Mont. Vermiculite is an insulating and fire-resistant mineral found in many homes built between 1930 and 1990. INFORMATION FOR PWS STAFF AND FACILITY USERS Management of Asbestos in Zonolite® - Vermiculite Insulation The Issue: Some vermiculite insulation may contain amphibole asbestos fibres. 25 lbs. That’s why it’s so much better to have an attic with no insulation at all than it is to have an attic with 8 inches of vermiculite. This causes the particles to expand in volume, which increases their internal surface area. Previous Post Calcium Chloride / Ice Melt. C. mattress . Filling cavities is easy. Because Zonolite had been contaminated with tremolite, it resulted in being a health hazard. 1 of 2. Zonolite insulation was sold extensively throughout the US and Canada from the 1920s to the late 1970s. Thu. The best way to minimize asbestos exposure from vermiculite is to NOT remove or disturb the insulation. Call 1-844-242-9455 to obtain your pre-approval. Zonolite is the trademarked name of a naturally-occurring mineral vermiculite product mined in Libby, Montana, and was sold as attic insulation from the 1940s through the 1980s. Insulation Joint reinforcement Weeps at 16 in. Insulation Joint reinforcement Weeps at 16 in. Zonolite® Masonry Insulation is free flowing vermiculite used to insulate masonry wall cores and cavities. Compare $ 53. At masonry opening head & sill flashing and at other flashing terminations, cut and lap flashing to provide end dams. R. Zonolite Masonry Fill Insulation Zonolite. HER is a tough seamless elastomeric roofing membrane that has excellent adhesion to a wide variety of substrates. P. Wildlife seen here includes deer, fish, frogs and birds. 11 m3 (4 ft3 ) bags, is lightweight, free flowing, inorganic vermiculite, specially treated for water repellency. Foamular 350 XPS Insulation; Foamular 400 XPS Insulation; Foamular 600 High Density XPS Insulation; Foamular C-200 XPS Insulation (Formerly Celfort 200) Foamular C-300 XPS Insulation (Formerly Celfort 300) Plasti-Fab EPS. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. Attention! Your ePaper is waiting for publication! By publishing your document, the content will be optimally indexed by Google via AI and sorted into the right category for over 500 million ePaper readers on YUMPU. Insulation Joint reinforcement Weeps at 16 in. That’s good news, because most Zonolite, a type of vermiculite insulation, falls into that category. About 70% of U. Grace made dozens of products containing asbestos-tainted vermiculite. (51 mm) clear airspace Cavity insulation Joint reinforcement & veneer anchor. Zonolite Super 40: Type of spray insulation used for interior surfacing, commonly used as attic insulation. The insulation may be rigid board (extruded or expanded polystyrene or polyisocyanurate), closed-cell spray polyurethane foam, cellular glass, fibrous batt, or fibrous blown-in insulation (note, however, that. 88 shipping. Core-Fill 500™ provides the highest R-Values available among integral insulation systems. Perlite is a naturally occurring, volcanic rock. In fact, documents from the Environmental Protection Agency (EPA), suggest that between 15. comicbook. Large Styrofoam Blocks for Flotation. Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. The recommended value for an exterior wall is between R-13 and R-23. Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. Subsequent testing of this material indicated 2% tremolite asbestos. R. Zonolite pours right into the voids. for attic insulation was produced from mines in Libby, Montana by a company named W. R. •Bituthene Primer B2 LVC— low VOC primer used to prime green concrete or damp surfaces •Grace S100 Sealant— one part neutral curing, ultra low modulus silicone sealant for sealing1/2 bag Zonolite Masonry Insulation for cavity walls, "NOT" for residential. Due to asbestos issues, vermiculite is no longer used. A trust fund was created with $3 billion to handle claims in 2014. (51 mm) clear airspace Cavity insulation Joint reinforcement & veneer anchor. It has an R – 4. In its pure form, vermiculite is clean, odorless, nontoxic and sterile. R. Vermiculite is a mica – like mineral that is heated to about 700 °C during. 11 m3) bags, is lightweight, free flowing, inorganic vermiculite, specially treated for water repellency. for attic insulation was produced from mines in Libby, Montana by a company named W. com Q & A. Please send me Zonolite Masonry Fill Insulation folder which contains complete technical data. The Schundler Company 10 Central Street Nahant, MA 01908 732-287-2244 or Construction Products Main Page. C. This type of asbestos insulation can be seen in bigger warehouses or commercial buildings. Because Zonolite had been contaminated with tremolite, it resulted in being a health hazard. b. Anythinginthe wall isbetterthan nothing at all Now read about the masonry insulation that oftendoublesinsulating value and fire ratings Zonolite" Masonry Fill Insulation was devel oped specifically for concrete block or brick cavity walls. (406 mm) O. The loose-fill perlite should be installed in the following locations: a. 11 m3) bags, is lightweight, free flowing, inorganic vermiculite, specially treated for water repellency. The proper amount ofFree-flowing, drainable vermiculite insulation specially treated for water repellency and used to insulate masonry wall cores and cavities. These products can cause health risks if disturbed during maintenance, renovation or demolition. The product is very lightweight because vermiculite has the unique ability to be puffed out when heated, much like popcorn. 00. We asked for an additional 2 weeks on the inspection contingency based on the results of the initial inspection finding Zonolite insulation in the attic and now needing to look into costs for removal, abatement and replacement insulation if we would still like to go fwd on this property. homes and buildings may still contain Zonolite. View More. 25, 2008. Available in (4′ x 8′ sheets): 1-3/4″ 2-1. These products commonly contained 15% asbestos to 100% asbestos. The expanded vermiculite is a light-weight, fire-resistant, and odorless material and has been used in numerous products, including insulation for. From a distance, vermiculite insulation resembles pebbles or gravel, and it fades to a grey color over time. Therefore, a cinder block wall, without any additional material, has very little insulating properties. Insulation: Thermal performance tests have shown significant energy savings when perlite is used to fill the cavities in concrete masonry structures. This can be done by stuffing some fiberglass insulation in the cores before filling the cores with concrete or mortar. or Best Offer. EN. Installation Services. . Zonolite vermiculite product has been found to be contaminated with amphibole asbestos and installed in an estimated 15-30 million homes and properties in various forms, including, but not limited to more common applications such as: attic insulation, masonry insulation, fireproofing additive, plaster aggregate, acoustic ceiling surfacing. For any inquiries or questions, please call: 517-629-4800 or fill out the following contact form. Pure vermiculite is harmless, but vermiculite mined alongside asbestos can pose a risk for asbestos exposure. Zonolite, when mixed with a Portland cement binder, in lieu of sand gravel aggregate and gravel aggregate, produces a lightweight insulating concrete. 2 Zonolite Attic Insulation 6 3. Finished grade See alternate Base of Wall Details—Grace Drawing SW-3 Sill Detail Masonry Opening Head Flashing Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. $0. Get this The Dispatch page for free from Sunday, June 16, 2002 dential or Public Building Constructed With Asbestos-Containing Products or Have Other Claims Against W. Vermiculite could also be used as an aggregate in plaster or concrete. The R-value of an unfilled 8x8x16-inch CMU is 1. 3379 (800) 342. Zonolite has been found to contain varying amounts of Libby-amphiboles, a combination of asbestiform minerals including regulated forms of asbestos. Foam does not settle like zonolite or perlite, and completely fills all the voids in the wall – unlike pre-manufactured insulation inserts. Thermal insulation with Elastospray . M. These products included Monokote Fireproofing, Zonolite Concrete Roof Decks and Zonolite Masonry Insulation. Zonolite Masonry Insulation is recognized by owners, architects, specifiers and builders as a quick, easy and economical way to insulated masonry block walls. 2017 Fax: (868) 969. Foam does not settle like zonolite or perlite, and completely fills all the voids in the wall – unlike pre-manufactured insulation inserts. A protective base of Grace Specialty Vermiculite for vinyl-lined above ground pools. C. Zonolite vermiculite was packed in bags so consumers could pour it out into openings in between joists in the attics of homes after construction. 3 Sets of Before/After Pictures (Before Removal, After Removal but Before Re-insulation, and After Re-insulation) Await Review of Your Claim ZAI ©2018 Zonolite Attic Insulation Trust Step 1 How To File A Claim 2. Thanks Martin, That is good news, as dealing with any loose fill is awkward (especially if there is wind). Free shipping. Digitized by: INTERNATIONAL ASSOCIATION FOR PRESERVATION TECHNOLOGY, INTERNATIONAL | BUILDING | TECHNOLOGY HERITAGE LIBRARY hA U. If your home was built before the 1990s and contains this texture and color. Seal top edge & end dam lap seam with a bead of Bituthene Mastic Perm-A-Barrier Wall Flashing 8 in. Masonry unif-s monufoct-ured and furnished by CREGO BLOCK CO. 1697. Former Zonolite/W. C. zonolite-masonry-fill-1959-a Identifier-ark ark:/13960/s25nzvsmdwq Location Chicago IL Ocr tesseract 5. More than 680 million kilograms of raw contaminated ore was sent to processing plants across Canada. Grace removed all equipment from the building, washed down the building and conducted confirmation air sampling. This causes the particles to expand in volume, which increases their internal surface area. to the 18-37 pounds per cu bic foot range. The loose-fill perlite should be poured directly (or via a hopper) in. The Zonolite Attic Insulation trust was established in 2014 to help homeowners with the cost of removing Zonolite Attic Insulation from their homes. 84. Consisting of the naturally occurring mineral vermiculite, Zonolite was used for decades to insulate millions of American homes. Concerns about Asbestos-contaminated Vermiculite Insulation. Contact us to learn more about Concrete Blocks. Finished grade See alternate Base of Wall Details—GCP Drawing SW-3. if ; i poe Be Spfpe 6 JL GNEAA/ C Ress Br2/7cKk Pile. In order to be eligible for reimbursement a claimant must be able to show: That vermiculite is the Zonolite Brand. (51 mm) clear airspace Cavity insulation Joint reinforcement & veneer anchor. Lung Disease. Grace 6' cs. 0 Topics insulation -- catalogs, loose fill insulation, Division 09 Publisher. Sold in bags under the Zonolite brand name, the material — which is fireproof and easy to retrofit — was used to insulate an estimated 940,000 American homes. 11 m3 (4 ft3 ) bags, is. Vermiculite is a mica – like mineral that is heated to about 700 °C during processing. ) For best results lay only three of four courses of block, then fill the. Title: Print Created Date: 1/10/2014 8:11:52 AMIt was sold under the brand Zonolite, for about 70 years. Images associated with Zonolite vermiculite or Zonolite branding. 00. S. Zonolite® - Grace Construction Products. Cover Board. 5% to the total for waste) Contact us to learn more about Concrete Blocks. When it comes. Zonolite, when mixed with a Portland cement binder, in lieu of sand gravel aggregate and gravel aggregate, produces a lightweight insulating concrete. Find My Store. 00 (any space from ½ inch to four inches has a value of 1. Sill Detail Masonry Opening Head Flashing. Everything in the auction is owned by Kenneth Crowl, Inc. S. Zonolite Insulation. 9 tons $250 (120) $130 $40/yr* Block -1875 2500 3750 5000 RETURN ON INVESTMENT Zonolite Masonry Fill in block walls will normally pay for its cost in three1 SAFETY DATA SHEET Product Name: Masonry Insulation SDS ID Number: Z-01792 SDS Date: 4/17/2015 SECTION 1 – CHEMICAL PRODUCT AND COMPANY IDENTIFICATION Product Name: Masonry Insulation SDS Number: Z-01792 Cancelled MSDS Number: Z-01713 Chemical Family Name: Expanded Vermiculite (Enoree, South. Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. 2 One of the major uses of Zonolite was loose-fill insulation in attics of homes. If your home was built before the 1990s and contains this texture and color. In 1963, W. C. It was sold under the brand Zonolite, for about 70 years. GRACE Dept. The most common types of materials used for loose-fill insulation include cellulose, fiberglass, and mineral (rock or slag) wool. Fully equipped to handle any sized project, and serving all of Michigan including Wyandotte, Detroit & surrounding areas. 4 CU FT Vermiculite. Depending on your area and the amount Now the addition of Zonolite Masonry purchased, these figures may vary a few Fill Insulation improves thermal effi- cents on either side. Zonolite Insulation is the trademarked name of a product mined in Libby, MT, and sold as attic. R. Grace, was responsible for 80% of the world’s vermiculite, and vermiculite attic insulation could be purchased locally and installed. The trust will reimburse homeowners for 55% of their removal and re-insulation costs, with a maximum payout per owner of $4,125. 4 Incinerators and Commercial Ovens 7 3. C. Coarse Vermiculite. Removal depends on: Where the asbestos is located, and. H. All of these materials are produced using recycled waste materials. It offers both higher “R” and “U. Walls insulated With Masonry Fill 3. During the 1920s and 1930s, when asbestos knowledge was practically non-existent, the Libby Mine in Montana, Canada, produced Zonolite® Attic Insulation – and possibly other brands which may have contained amphibole asbestos – to supply. Clean Cut Abatement, Michigan: Zonolite Removal. Shockingly, evidence indicates that the W. File cabinet . It may have shiny flakes or small accordion-like pieces. A'W,ghtweight, free-flowing, granular. vermiculite attic insulation originated from the Libby mine, while 30% came from other sources. Herbert Gardiner, PGS . Vintage advertisement for W. Ad indicates many attributes of this " incredible stuff ",. Reimers Kaufman on Facebook. R. Cellulose Blown-In Insulation or Spray Applied Insulation (42-Bags) Compare. Box 7137 Dammam 31462 Saudi Arabia Tel: +966 13 847 1450 Fax: +966 13 847 1575 ZONOLITE MASONRY INSULATION Arabian Vermiculite Industries AVI is a leading manufacturer of a wide range of quality products for use in all areas of construction,. It is made from mineral material. Zonolite Insulating Concrete 1:6 Mix, 1" ZIC 1:4 Mix . Rendered water-repellent by a special patented process, {Zonolite Masonry Fill solves an age-old need for an insulation that will remain dry and efficient in masonry walls—permanently. , Albuquerque, N. Core-Fill 500™ is a superior masonry foam insulation designed specifically for use in commercial, industrial, military and institutional construction projects. Click here to read the Final Report. Zonolite was often a gold-silver or a brown-gray in appearance. Mixing may be done as with sanded plaster, where the plaster and aggregate are first dry mixed before water is added. Finished grade See alternate Base of Wall Details—GCP Drawing SW-3 Sill Detail Masonry Opening Head Flashing Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. For example, if you have a 600-square-foot attic, you’ll pay an average of $900 for the cost to remove the insulation. GRACE Dept. to the 1837 pounds per cu- bic foot range. (51 mm) clear airspace Cavity insulation Joint reinforcement & veneer anchor. Home, business owners urged to file claims over asbestos-tainted insulation. Background Insulation Vermiculite Consumer Products Vermiculite is a naturally occurring mineral compound composed of shiny flakes, resembling. The maximum reimbursement the trust will cover is $4,633. 87107 T1TLE _ NAME _ Gentlemen: Much as I like peanu t buller, It doesn't seem to do much more for a wall other than Insulate It beller than air. In repainting, what is the propThe 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. 1 Zonolite Attic Insulation Abatement 11 Zonolite masonry insulation is used to insulate masonry wall cores and cavities. com. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian český русский български العربية UnknownIn brief, Zonolite Insulation is the trademarked name of a product sold as attic insulation between the 1940s and the 1990s. Finished grade See alternate Base of Wall Details—GCP Drawing SW-3. $349. These blocks were generally around 2-4″ thick, but came in many different sizes. 5. Results from the CBS Content Network. To avoid waste seal up all openings through which the insulation might flow (pipes, wiring, etc. Bags) Zonolite Masonry Insulation (36 Bags) Masonry Mix (11 Bags) Mortar Mix 3,000# Bulk TypeMasonry Saws with stands • (5) CLIPPER 20” Electric Wet Masonry Saws with stands, 220 volt. (Source: DSP Inspections) In the U. Photos of the Zonolite in the structure before removal For removal prior to 6/16/14, you may provide BEFORE and AFTER photos of the attic or other area in questions depicting the presence of theSpraytex Textured Paint. The R-value of this ambient space is 1. R. In past, materials like zonolite (vermiculite) were used and a 6" filled hollow unit would provide over 4 hours of fire resistance. The plant exfoliated vermiculite from its construction in 1953, through its purchase by W. Grace. You can learn more about the program at zonoliteatticinsulation. Free shipping. It is lightweight, non-toxic, and non-flammable. R. E. but thebuildingtoo! Today, Zonolite frequently pays for itself within two or three heating seasons. Grace & Company (WRG). 54. 1 in 4 Americans Don't Know if Their Homes Contain Asbestos. Grace GEE W. S. Keystone Boilers. S. While no longer produced, as many as 35 million U. 11. A member of the phyllosilicate group of minerals, it resembles mica in appearance. 9923…Professional asbestos-removal firms can be expensive, but there is a way to help reduce the bill. Hays, +2 authors. Decades of mining the vermiculite mixed with asbestos fibers led to the death of hundreds of residents in Libby and thousands more who are suffering from. Popular within the construction industry because it was lightweight and fire-resistant, Zonolite insulation was installed in millions of homes throughout the United. We asked for an additional 2 weeks on the inspection contingency based on the results of the initial inspection finding Zonolite insulation in the attic and now needing to look into costs for removal, abatement and replacement insulation if we would still like to go fwd on this property. 11 m3 (4 ft3) bags, is lightweight, free flowing, inorganicZonolite, when mixed with a Portland cement binder, in lieu of sand gravel aggregate and gravel aggregate, produces a lightweight insulating concrete. 2_0300425. Houses That Might Have Vermiculite Insulation. R. If you suspect that you have vermiculite insulation, contact Midwest Environmental, Inc. lightweight, free flowing, inorganic. It doesn’t ball, snag or bridge, and it won’t settle. Zonolite Masonry Fill Insulation - "a 193287681560. Zonolite Park, now owned by DeKalb County, features 1. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian český русский български العربية UnknownBy now, Zonolite" Masonry Fill Insulation would not only havepaid for itself. Vermiculite Insulation. Wall Thickness (Inches) 12 12 STC VALUES OF MASONRY WALLS Test No. J. Results from the CBS Content Network. (51 mm) clear airspace Cavity insulation Joint reinforcement & veneer anchor. It’s dangerous to install cellulose insulation on top of the vermiculite. Sill Detail Masonry Opening Head Flashing. Phone:(306)569-2334 Fax:(306)757-2512. Up until the early 1990’s much of this insulation was sold in bags under the brand name of Zonolite. Environmental Protection Agency, Washington,D. Brochures: sound transmission CMU TEK 13-01 C; Perlite-looseFill-insulation _____ Question: We are currently interested in using Perlite loose fill masonry insulation to make a repair on a firewall in our plant. Zonolite is a trademarked brand name of a vermiculite attic insulation that was sold between the 1940s and 1990s. Grace Construction Products entered the vermiculite business in 1963 with the acquisition of the Zonolite Company. TENSION Tests were completed for 3” and 6” insulation 7 ½” 700# 463# 288# COMPRESSION with 1 ½” air cavity. This insulation is to be poured into the (4) four inch. 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. MasterSeal NP 1 is a one-component, high performance, non-priming, gun-grade, elastomeric polyurethane sealant. R. In all insulation categories, Core-Fill 500 is far superior. In combination with portland cement it forms the lightest of all mineral concrete materials and has remarkable sound absorbing, insulating, sound deadening and fireproofing properties. Vermiculite is a naturally occurring mineral compound that expands when heated. Uses for Vermiculite. It. insulation was sold predominantly under the name Zonolite, but may have been sold under other brand names and may contain a they are made of several layers. Product Name: Masonry Insulation SDS ID Number: Z-01792 SDS Date: 4/17/2015 SECTION 1 – CHEMICAL PRODUCT AND COMPANY IDENTIFICATION Product Name: Masonry Insulation SDS Number: Z-01792 Cancelled MSDS Number: Z-01713 Chemical Family Name: Expanded Vermiculite (Enoree, South Carolina); Magnesium-Aluminosilicate Mineral Zonolite Masonry Insulation will not burn. Asbestos block insulation was used by securing pieces of it to the walls to cover them up, similar to how we use foam board insulation now. Zurn Industries, Inc. For this reason, using the attic vents to install the new. Insulation – Masonry Fill. Claimants must also submit documentation, including before and after photos, a copy of the contractor. Product Use: Aggregate Insulating Material for Masonry Applications Chemical Formula: (Mg, Ca, K, Fe11) 3 (Si, A1. R. 0 lb/ft3 ), and is capable of. This causes the particles to expand in volume, which increases their internal surface area. Contact your local health department for more information. 25, 2008. C $89. Zonolite. use (in the 1950s and 1960s) of zonolite, vermiculite and perlite was used initially in the cores of concrete masonry units and wall cavity’s to increase the masonry’s marginal thermal performance. Many of the asbestos-containing products produced by W. The insulation will be fully wrapped around the pipes, often with an outer casing to hold the insulation. These products can cause health risks if disturbed during maintenance, renovation or demolition. 4 CU FT Vermiculite. Zonolite was. Zonolite® Masonry Insulation is coated with a water repellant for use as an insulator in masonry wall assemblies, while Zonolite Vermiculite is specially sized and used in industrial applications. edkrause | Oct 05, 2013 01:16pm | #2. It also increases the fire resistance rating and Sound Transmission Classificaiton of the wall system. Masonry Saws with stands • (5) CLIPPER 20” Electric Wet Masonry Saws with stands, 220 volt. His Zonolite vermiculite was both lightweight and inexpensive to process. 11 m3 (4 ft3 ) bags, is. EcoBatt Insulation with ECOSE Technology KNAUF INSULATION . Publication date 1959 Usage Public Domain Mark 1. By now, Zonolite" Masonry Fill Insulation would not only havepaid for itself. Vermiculite masonry fill creates a barrier against moisture, heat, and sound. Between exterior masonry walls and interior furring. To help combat the cost of removal, the Zonolite Attic Insulation Trust was founded in 2014. But a naturally occurring type of deadly asbestos was found in the same deposit. Tremolite is similar to asbestos. It was demonstrated that airborne concentrations of amphibole asbestos were not elevated if the material is undisturbed. Sill Detail Masonry Opening Head Flashing. When tested in accordance with the ASTM E 84 Tunnel Test, Zonolite Masonry Insulation received the following ratings: • Flame spread: 0 • Fuel contributed: 0 • Smoke developed: 0 UL Designs U-901, U-904, U-905 and U-907 will improve to a minimum 4 hour rated wall when filled with Zonolite Masonry. The company became aware that there were veins of naturally-occurring asbestos where the mica was. Cavity insulation 2 in. Grace & CoBlocks. Zonolite Park, now owned by DeKalb County, features 1. Saskatoon Office. WR Grace Zonolite Insulation Masonry Fill Advertisement. Vermiculite Attic Insulation. Stainless steel drip edge detail Steel lintel SealantInsulation Joint reinforcement Weeps at 16 in. , Sept. Learn More. These products commonly contained 15% asbestos to 100% asbestos. For decades, it was widely used in insulation, fireproofing, garden soil and fill dirt. R. In good condition. Zonolite was a brand of vermiculite insulation that. Insulation products can still be found in thousands of buildings across the country. Cinder block walls have an extremely low R-value, ranging between 1. Check out the video clip below for the highlights:3. The main competition for Core-Fill 500 are loose-fill products that are currently on the market, perlite, vermiculite, zonolite etc.