Don't give up hope just yet. 1 of 2. 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. Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. S. 5 – 7. ZONOLITE Masonry Insulation, available in 4 cf (0. 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. This Insulation Seam Tape (Cold Weather Formula) is a printed polypropylene sheathing tape coated with an aggressive acrylic pressure sensitive adhesive (PSA) designed for. R. weight density of 72-112 kg/m3 (4. Watch a video of our our technicians performing Zonolite removal. 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. 00. Insulation Joint reinforcement Weeps at 16 in. 975. (406 mm) O. Company Profile Arabian Vermiculite Industries AVI prides itself on building a strong reputation over the years by manufacturing quality products and providing an outstanding…Up until the early 1990’s much of this insulation was sold in bags under the brand name of Zonolite. Zonolite is a term developed by the manufacturer for vermiculate that has a waterproofer added to it. 5-7. Edmonton. David Crowl has decided to retire and pursue other interests. Everything in the auction is owned by Kenneth Crowl, Inc. • Carefully scoop the insulation into the container , taking small samples of the insulation from different areas of the attic, if possible. J. VERMICULITE ABATEMENT 11 6. Wildlife seen here includes deer, fish, frogs and birds. 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. This causes the particles to expand in volume, which increases their internal surface area. . vermiculite, specially treated for. GCP is a leading global provider of construction products that include high-performance specialty construction chemicals and building materials. 3. Zurn Industries, Inc. Free-flowing, drainable vermiculite insulation specially treated for water repellency and used to insulate masonry wall cores and cavities. R-21 Attic Wall Unfaced Reflective Roll Insulation 400-sq ft (48-in W x 100-ft L) Individual Pack. (406 mm) O. Grace bought the vermiculite mine in Libby in 1963 from the Zonolite Company. Edition of Wisconsin State JournalDescription. Zonolite Masonry Fill (for short) is sim- ply poured into the cores of concrete blocks, or into the cavities of brick cav- ity walls. 25, 2008. com Q & A. com. to the 18-37 pounds per cu bic foot range. Cells filled with Zonolite, Unpainted Hollow Concrete Block, Normal Weight Block, Ungrouted, Unpainted Hollow Concrete Block, Lightweight Block,These products included Monokote Fireproofing, Zonolite Concrete Roof Decks and Zonolite Masonry Insulation. Health Canada officials say if the insulation is not disturbed, it should cause no health problems. Keeps inside wall tempera tures comfortable and the heating and air conditioning bills easy to take. Green Industries, Inc. It also increases the fire resistance rating and Sound Transmission Classification (STC) of the wall system. Many types of asbestos insulation, including loose-fill, pipe wrap and spray-on, were friable and easily released asbestos fibers. Insulators also refer to it as “loose-fill” and “blown-in” insulation. Patrick McCombe: Vermiculite — a shiny, mined mineral that looks like a cross between mica and clay cat litter — was a popular insulation from 1919 to 1990. Vermiculite could also be used as an aggregate in plaster or concrete. 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. Zonolite Masonry Fill Insulation Zonolite. Zonolite Catalog Masonry Fill Insulation VERMICULITE ASBESTOS 1962. R. It is lightweight, non-toxic and non-flammable. small percentage of free asbestos fibres (especially tremolite). Grace Construction Products entered the vermiculite business in 1963 with the acquisition of the Zonolite Company. 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. By doubling their insulating value, it keeps the occupants much more comfortable and cuts heating and air conditioning bills as well. It is a limited-expansion clay with a medium shrink–swell capacity. 7-sq ft per bag (25 lbs. POWER-PAC STACKS Chimney Catalog Vermiculite Insulation. His Zonolite vermiculite was both lightweight and inexpensive to process. R. Grace has funded the Zonolite Attic Insulation Trust to reimburse claimants for legitimate property damage claims associated with the removal, abatement, and/or containing the asbestos-contaminated vermiculite insulation. Popular within the construction industry because it was lightweight and fire-resistant, Zonolite insulation was installed in millions of homes throughout the United. comicbook. Reach out to Baron & Budd for legal help regarding asbestos exposure. In the cores of all exterior (and interior) hollow masonry wall. R. (406 mm) O. The product is very lightweight because vermiculite has the unique ability to be puffed out when heated, much like popcorn. At Lowe’s, we have everything you need to insulate your home, including Owens Corning ® insulation and options from other trusted brands like Johns Manville, ROCKWOOL and. 00. This insulation may have been installed in attics in homes in Canada during the 1970s and 1980s. Product Name: Zonolite ® Masonry Insulation MSDS Number: Z-01713 Cancelled MSDS Number: Z-01695 MSDS Date: 10/31/2007 Chemical Family Name: Expanded. It was sold under the brand Zonolite, for about 70 years. 11 m3 (4 ft3 ) bags, is. The Zonolite Attic Insulation trust was established in 2014 to help homeowners with the cost of removing Zonolite Attic Insulation from their homes. A bag of insulation will fill the cores of approximately 16 standard 8 inches concrete blocks or approximately 14 square feet of wall area. ASBESTOS IN YOUR HOME - U. Testing Vermiculite for Asbestos. The Good News. 00 (any space from ½ inch to four inches has a value of 1. Finished grade See alternate Base of Wall Details—GCP Drawing SW-3. Zonolite concrete aggregate has answered many of these problems of weight, acoustics, insulation, sound deadening and fireproofing. Zonolite® - Grace Construction Products. Unlike many other insulation products of the time,. To help combat the cost of removal, the Zonolite Attic Insulation Trust was founded in 2014. S. However, tests show that activities. Contact Us. Colors to look out for in these pebbles are grayish, brown, or silvery gold. In its pure form, vermiculite is clean, odorless, nontoxic and sterile. Vermiculite and vermiculite loose-fill insulation for masonry units described with coverage charts, insulation values, product featues, etc. It is not always necessary to remove the asbestos from the workplace or home. (406 mm) O. The Zonolite Attic Insulation trust was established in 2014 to help homeowners with the cost of removing Zonolite Attic Insulation from their homes. by Zonolite Co. (51 mm) clear airspace Cavity insulation Joint reinforcement & veneer anchor. greg_2015 - you are exactly on point. The particles of insulation have a particular color. edkrause | Oct 05, 2013 01:16pm | #2. 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. 9923…Professional asbestos-removal firms can be expensive, but there is a way to help reduce the bill. The Zonolite mine, then owned by W. The Zonolite Attic Insulation trust was established in 2014 to help homeowners with the cost of removing Zonolite Attic Insulation from their homes. I had planned on both filling the cores with loose fill and 4" of foam on the. insulation was present in the structure, attested to by a licensed or certified asbestos abatement contractor who removed vermiculite from the structure. Call us today to schedule a consultation. Vintage advertisement for W. b. Product Use: Insulation, Construction, Industrial, and Horticultural Applications Distributor: Uline Shipping Supplies 12575 Uline Drive Pleasant Prairie, WI 53158 Telephone Number: 1- 800-295-5510 Fax Number: 262-612-4266 Preparation date of SDS: June 7, 2015 Review date: June 19, 2018 SECTION 2 – Hazards IdentificationVermiculite-asbestos insulation resembles rocky gravel. Since it pours freely, wall heights up to 20 feet can be readily filled in a single, direct-from-the-bag pour with no tamping or roding and nothing to cut, fit, patch, foam or inject. Explore Recent Photos; Trending; Events;. Masonry wall FIGURE 4: INSULATION BY SOUND TRANSMIS- SION CONTROL. Queen size pillow top mattress. txt) or read online for free. Zonolite Masonry Insulation is lightweight free-flowing, inorganic, granular vermiculite treated for water 195071717398. A measure of the resistance of building materials and structures to the flow of heat; the higher the R-value the more effective the substance is as thermal insulation. This can be done by stuffing some fiberglass insulation in the cores before filling the cores with concrete or mortar. The trust will pay up to 55 percent of the removal cost with a maximum payment of $4,125. The facility continuedThese products included Monokote Fireproofing, Zonolite Concrete Roof Decks and Zonolite Masonry Insulation. It was sold under the brand Zonolite, for about 70 years. Insulation products can still be found in thousands of buildings across the country. GRACE Zonolite Masonry Fill Attic Insulations Catalog VERMICULITE ASBESTOS 1971. They are semi-solid, and may be white, gray, off-white, or even yellowed in color. Dr. will not settle. Hot deal Good condition and free Text for addition information m. Zonolite. 11 m3) bags, is lightweight, free flowing, inorganic vermiculite, specially treated for water repellency. with end dams end dams Optional Zonolite Insulation Masonry Insulation Sloped sill Dry-Block Perm-A-Barrier set in. The Schundler Company 10 Central Street Nahant, MA 01908 732-287-2244 or Construction Products Main Page. It is fire-resistant, with. Bags Required = (add approx. Insulation Joint reinforcement Weeps at 16 in. It's alsoeconomical to install. W. An light. It is fire resistant, with a fusion point of. 5 – 7. EN. Large Styrofoam Blocks for Flotation. David Crowl has decided to retire and pursue other interests. GRACE CATALOGUE REMPLISSAGE et isolations maçonnerie zonolite amiante vermiculite 1974 - EUR 219,61. R. 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. R. 11 m3 (4 ft3 ) bags, is lightweight, free flowing, inorganic vermiculite, specially treated for water repellency. Results from the CBS Content Network. 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. R. Home, business owners urged to file claims over asbestos-tainted insulation. The EPA says that vermiculite insulation, which is the pebbly stuff found in attics of many older homes, is only risky if it contains more than one percent asbestos. Contact your local health department for more information. 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. 5 million — a settlement some of the plaintiffs suggest is too modest. 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. It is installed by pouring it into the desired location. Zonolite Insulation. Continuous insulation is defined in 90. Shop with confidence. Foam does not settle like zonolite or perlite, and completely fills all the voids in the wall – unlike pre-manufactured insulation inserts. The expanded vermiculite is a light-weight, fire-resistant, and odorless material and has been used in numerous products, including insulation for. R. $0. 3-sq ft (16-in W x 25-ft L) Individual Pack. This causes the particles to expand in volume, which increases their. Notice: After (56) years in the commercial masonry business, Mr. Colors to look out for in these pebbles are grayish, brown, or silvery gold. Randolph. Zonolite Masonry Fill Insulation reduces ther- mal transmission through these walls up to 50%, significantly raises indoor wall temper. water repellency. At the time, it was approved for use under a federal government insulation program, so was widely used across the country. G 53 Zonolite Division, W. Grace received asbestos-containing vermiculite concentrate (by rail) from the Zonolite mine in Libby, Montana, and produced Zonolite attic insulation and Monokote fireproofing material. is a flashing grade single component moisture cure polyurethane roof coating. Page 1 of 5 SAFETY DATA SHEET The Schundler Company - 16 Sections SECTION 1 - CHEMICAL PRODUCT AND COMPANY IDENTIFICATION Product Identifier Expanded Vermiculite (All Grades) But now there is an insulation designed expressly for concrete block or brick cavity walls—Zonolite water-repellent Masonry Fill Insulation. It also increases the fire resistance. Houses That Might Have Vermiculite Insulation. Removal depends on: Where the asbestos is located, and. They manufactured sealants, fireproofing materials, cement, and many other asbestos products. 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. ZONOLITE PLASTER. Johanson Masonry Albuquerque, New Mexico Masonry Contractor SLUMP BLOCK Again, due to its versitility and low maintenance, Slump Block was selected for the exterior work in the construction of the above pictured super market building. Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. Poured from light- weight bags, it flows freely into cavities around reinforcing and other obstructions. 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. Concerns about Asbestos-contaminated Vermiculite Insulation. Removal of vermiculite insulation can be costly and complicated; but in some cases, you may be able to leave the material in place with proper precautions. ZONOLITE Masonry Insulation, available in 4 cf (0. The trust will reimburse homeowners for 55% of their removal and re-insulation costs, with a maximum payout per owner of $4,125. Thermal insulation with Elastospray . Similarly, another hazard of Zonolite insulation is lung disease. 00. m): 6,532. 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,. Current Matches Filter Results (145) Filter by. 5 Chimneys 7 4. It’s dangerous to install cellulose insulation on top of the vermiculite. , Albuquerque, N. For decades, it was widely used in insulation, fireproofing, garden soil and fill dirt. Description. Insulators used loose-fill Zonolite in attics and walls. It may have shiny flakes or small accordion-like pieces. Grace. 11 m3) bags, is lightweight, free flowing, inorganic vermiculite, specially treated for water repellency. List of companies in the United States that manufacture products containing asbestos. concrete block insulation. Insulation values are increased 20 or more times those of structural concrete. Cole PaulR. VERMICULITE ABATEMENT 11 6. In 1923, a deposit in Libby, Mont. You may have to register before you can post: click the register link above to proceed. or Best Offer. Insulation Joint reinforcement Weeps at 16 in. Grace. 0 Topics insulation -- catalogs, loose fill insulation, asbestos. Free Childs Glasses Case. Finished grade See alternate Base of Wall Details—GCP Drawing SW-3. Wildlife seen here includes deer, fish, frogs and birds. Grace removed all equipment from the building, washed down the building and conducted confirmation air sampling. EN. Grace was founded in Peru in 1854. Zonolite Insulating Concrete 1:6 Mix, 1" ZIC 1:4 Mix . Claimants must also submit documentation, including before and after photos, a copy of the contractor. Walls insulated With Masonry Fill 3. Previous Post Calcium Chloride / Ice Melt. W. (51 mm) clear airspace Bituthene Mastic Perm-A-Barrier Wall Flashing Drainage fill usage and type optional Dry-Block in CMU & mortar Weeps at 16 in. Zonolite Attic Insulation. Zonolite, when mixed with a Portland cement binder, in lieu of sand gravel aggregate and gravel aggregate, produces a lightweight insulating concrete. The trust will reimburse homeowners for 55% of their removal and re-insulation costs, with a maximum payout per owner of $4,125. Loose Fill Insulation Could Contain Asbestos If: Asbestos Insulation. Cellulose Blown-In Insulation or Spray Applied Insulation (42-Bags) Compare. It is winning rapidThis expansion created pockets of air that made the material suitable for use as insulation and provided better drainage in dense garden soils. Arabian Vermiculite Industries (AVI) was established in 1985 by Khalifa Al Gosaibi Holding to manufacture and service the growing demand for quality fireproofing, in the growing construction sector . 00. $0. The insulation in the attic may be a mixture of Zonolite and another brand. Just recently I have become aware of houses built around or before 1920, yes 100 year old houses, where it was discovered that there was about 2 inches of Vermiculite under two different layers of re-insulation over. Vermiculite is a 2:1 clay, meaning it has two tetrahedral sheets for every one octahedral sheet. The asbestos company W. greg_2015 - you are exactly on point. It came from vermiculite ore in a now-closed, 80-year-old mine that was last owned by W. filling cinder blocks with foam. , Chicago, 1951 Vermiculite is a fire-resistant mica mineral that could be turned into a very lightweight loose-fill insulation for cavity walls or attics. If you suspect that you have vermiculite insulation, contact Midwest Environmental, Inc. 5 Chimneys 7 4. It can also be seen on ceilings, where it looks like a thick coating of cement. Free-flowing, drainable vermiculite insulation specially treated for water repellency and used to insulate masonry wall cores and cavities. There may be thousands of homes in Canada that have Zonolite currently in their attics, and sometimes walls. Check out the video clip below for the highlights. (If collecting multiple samples, each sample should have small scoops from different areas of the attic . It was sold under the brand Zonolite, for about 70 years. This includes two 4x4x8-inch spaces on the interior of the block. Company Profile Arabian Vermiculite Industries (AVI) prides itself on building a strong reputation over the years by manufacturing quality products and providing an outstanding…The Zonolite brand of vermiculite was mined and processed by W. One of its flagship products, Zonolite loose-fill attic insulation, was installed in tens of millions of homes through the U. used as an insulation board in certain roofing systems, such as single-ply membrane systems, where a. C. Get this Wisconsin State Journal page for free from Sunday, June 16, 2002 I odorant, aftershave or suntan lotion (use unscented). Loose Fill Insulation Could Contain Asbestos If:We’re having some trouble displaying this photo at the moment. $0. 00). 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. It also increases the fire resistance rating and Sound Transmission Classificaiton of the wall system. S. All. Alley founded the Zonolite Company and developed a processing facility north of Libby, producing expanded vermiculite. E. (51 mm) clear airspace Cavity insulation Joint reinforcement & veneer anchor. Finished grade See alternate Base of Wall Details—GCP Drawing SW-3. Sort by. Tremolite is similar to asbestos. GRACE Dept. the low cost of the Zonolite Masonry Insulation. (Source: DSP Inspections) In the U. Model # ST16025. concrete block insulation. The particles of insulation have a particular color. The Monolith Movie In The Works. 11 m3 (4 ft3) bags, is lightweight, free flowing, inorganic Zonolite Masonry Insulation is recognized by owners, architects, specifiers and builders as a quick, easy and economical way to insulated masonry block walls. SKU #: 6304. base of wall flashing Outside face of back-up wythe See Detail B below Install 3rd Install 2nd Install 1st 2 in. It is lightweight, non-toxic, and non-flammable. , Sept. Foam does not settle like zonolite or perlite, and completely fills all the voids in the wall – unlike pre-manufactured insulation inserts. ZONOLITE ATTIC INSULATION CLASS ACTION AND CLAIMS ADMINISTRATION COMPLETED: Collectiva Class Action Services Inc. 1 of 2. the insulation (ítendouNes insulating value and fire ratings Zonolite Masonry Fill Insulation was devel- oped specifically for or brick cavity walls. Zonolite vermiculite was packed in bags so consumers could pour it out into openings in between joists in the attics of homes after construction. c. $199. It. 1 Concrete Block Wall Assessment and Sampling 8 5. C. When heated to a high temperature, flakes of vermiculite expand as much as 8-30 times their original size. Results from the CBS Content Network. Zonolite® Masonry Insulation is free flowing vermiculite used to insulate masonry wall cores and cavities. Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. It is a limited-expansion clay with a medium shrink–swell capacity. 0 pcf (72 – 112 kg/m3), and is capable of supporting its own weight, so it will not settle. PlastiSpan Loosefill Insulation is an expanded polystyrene foam shredded to a convenient size for pouring and spreading. $349. 5-7. Vermiculite was a common type of attic insulation that was sold from the late 1920s up until the EPA shut down the Zonolite vermiculite mine in Libby Montana in 1990. C $20. construction foam blocks. C $275. Vermiculite is a mica – like mineral that is heated to about 700 °C during processing. or Best Offer. Pipe Insulation with Polyurethane . 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. Uses for Vermiculite. The Spokesman-Review According to government estimates, Zonolite is in 15 million to 35. Moeller addresses one of the big issues with insulation, thermal mass. lightweight, free flowing, inorganic. In 2023, Grace agreed to an to restore damaged lands in and around the Superfund site. as insulation material, sold to homeowners during the '70s and '80s. vermiculite attic insulation originated from the Libby mine, while 30% came from other sources. It doubles their insulation value; a real boon to mankind. Attic Insulation Installation. You can also call 608-261-6876 or visit our Asbestos Program page for a list of state-certified contractors and consultants. The operations of the company were later moved to New York. "For decades, the EPA has known about the risks Zonolite could pose to millions of American households, but a mix of brute politics, internal agency disputes and old-fashioned foot dragging has left families without the information needed to protect themselves,". R. vermiculite attic insulation originated from the Libby mine, while 30% came from other sources. Vermiculite is a naturally occurring mineral used in insulation (brand name, “Zonolite”), construction, and gardening products. The creek's sandy beach-like banks are perfect for getting an up-close view of the water. RECENT DEVELOPMENTS. Hours Of Operations Monday to Friday 7am to 5pm. zonolite-masonry-fill-1945-a Identifier-ark ark:/13960/s2sv7rf08jd Location Chicago Heights IL Ocr tesseract 5. Raven. Ewing, S. can evaluate your particular situation and. E. Claimants must provide proof that they have Zonolite brand vermiculite insulation, such as Zonolite bags, a Zonolote receipt or invoice, or an independent lab test. “U’ VALUES (HEAT TRANSMISSION)—CAVITY WALLS INSULATION IN CAVITYFinance your vermiculite/Zonolite decontamination project through our financing service. Watch on. $0. C. Perm-A-Barrier Wall Flashing with end dams Sloped sill set in mortar Drip Sealant Weep 2 in. MEI has over 38 years of experience in asbestos abatement. The Web page notes, "The Trust may provide a reimbursement contribution of 55% of the abatement cost for. ZONOLITE MASONRY INSULATION . In 1992, Zonolite/W. Core-Fill 500™ is a superior masonry foam insulation designed specifically for use in commercial, industrial, military and institutional construction projects. In the earlier part of the 20th cen-tury, some insulation materials utilized on the inside of ice. Stainless steel drip edge detail Steel lintel SealantInsulation Joint reinforcement Weeps at 16 in. 00. R. Reflectix. This causes the particles to expand in volume, which increases their internal surface area. These products commonly contained 15% asbestos to 100% asbestos. W. Many of the asbestos-containing products produced by W. Amount needed for approximately 100 SF of standard 8" cinder block is 7 bags. In 1963, W. as evidence of PID. 9 per inch which is equal or superior to R-values associated with certain rigid board products.