Documents in our library describe Rigid Block Insulation (U.S. Gypsum) as “reason for discontinuation (rigid block insulation): v. low profitability.”.1 They give it as made 1943–1971.1,2 They put its asbestos content at 10% to 21%.2 The asbestos named is amosite. Where the documents differ, each is listed below with its source.
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Asbestos claims
If you or a family member worked with or around Rigid Block Insulation (U.S. Gypsum) and later developed mesothelioma or another asbestos disease, a claim may be paid by the United States Gypsum Asbestos PI Settlement Trust. Free case review.
What each document says
Every statement about Rigid Block Insulation (U.S. Gypsum) in the documents, in each document's own words.
United States Gypsum's Answers to Plaintiffs' Master Interrogatories in the Northern District of Oklahoma
- Made at: “Rigid Block Insulation: 1943-1950, East Chicago, IN” (the plant: East Chicago, Indiana), p. 441
- Made from: “Rigid Block Insulation: First Produced 1943”, p. 441
- Made at: “Rigid Block Insulation: 1970-1971, Greenville, MS” (the plant: Greenville, Mississippi), p. 441
- Made until: “Block Insulation: Last Date of Manufacture 1971”, p. 521
- Made until: “Rigid Block Insulation: Last Produced 1971”, p. 441
- Made until: “Rigid Block Insulation: Last Date of Manufacture 1950”, p. 521
- Description: “Reason for discontinuation (Rigid Block Insulation): V. Low Profitability.”, p. 521
- Description: “Reason for discontinuation (Block Insulation): IV. The low profitability of these products did not justify the expense of research efforts to reformulate without asbestos.”, p. 521
- Asbestos fiber: “amosite asbestos may have been used as a component ingredient in rigid block insulation for short periods of time”, p. 51
United States Gypsum's Answers to Plaintiffs' Interrogatories in Dikun v. Armstrong World Industries (1986)
- Made at: “Rigid Block Insulation: 1943-1950, East Chicago, IN” (the plant: East Chicago, Indiana), p. 512
- Made from: “Rigid Block Insulation: First Produced 1943”, p. 512
- Made at: “Rigid Block Insulation: 1970-1971, Greenville, MS” (the plant: Greenville, Mississippi), p. 512
- Asbestos content: “Approximately 10 - 21% by volume”, p. 602
- Made until: “Rigid Block Insulation: Last Produced 1971”, p. 512
Kind of product
We list Rigid Block Insulation (U.S. Gypsum) with pipe covering and block insulation, from how the documents describe it. That page explains how such products exposed workers.
Trades that worked with products like it: Insulators and Insulation Workers, Pipefitters and Plumbers.
Other pipe covering and block insulation by U.S. Gypsum (7)
Pipe covering and block insulation by other makers (269)
Thermobestos · Superex (Johns-Manville) · Careytemp (Philip Carey) · Kaylo (Owens-Corning) · Unibestos (Union Asbestos & Rubber Co.) · Precision-molded (Ehret/Keene) · Precision-molded (Fibreboard) · Precision-molded (Mundet Cork) · Precision-molded (Philip Carey) · PV Supertemp Block (Eagle-Picher) · Pyrocal (Fibreboard) · Pyrocal (PPG Industries) · Ring-Tite (Johns-Manville) · Ru-ber-oid Watson (Ruberoid) · Rutland Repair Products Ricky Rutland (Rutland Fire Clay Co.) · Rwl-100 (H. K. Porter) · Safety Blow-Off Covering (Johns-Manville) · Sal-mo (Nicolet) · Sal-mo Sixcell (Nicolet) · Sal-mo Woolfelt (Nicolet) · and 249 more: all pipe covering and block insulation
See also
- U.S. Gypsum: the company's history, documents, people, products and plants
- U.S. Gypsum on our products page: what the documents say about the company's asbestos products, with sources
References
- United States Gypsum's Answers to Plaintiffs' Master Interrogatories in the Northern District of Oklahoma (June 20, 1988), pp. 44, 52.
- United States Gypsum's Answers to Plaintiffs' Interrogatories in Dikun v. Armstrong World Industries (September 8, 1986), pp. 51, 60.
Cite this page
“Rigid Block Insulation (U.S. Gypsum).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/u-s-gypsum-rigid-block-insulation.
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