Documents in our library describe Duplex (Keasbey & Mattison) as “pipecover”.1 They give it as made until 1962.1 It was rated for temperatures up to 212 °F.2 Where the documents differ, each is listed below with its source.
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What each document says
Every statement about Duplex (Keasbey & Mattison) in the documents, in each document's own words.
Union Carbide Chemicals Company: Thermal Insulation and Accessories Manual (1962)
Asbestos Magazine, 1940, November 1940
- Use: “47,800 lineal feet of Duplex sectional covering is used on the plumbing lines for hot and cold water and on the circulating lines” (sales to Curtiss-Wright (plant)), p. 163
The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981)
- Description: “NICOLET/KEASBEY & MATTISON, DUPLEX, PAPER INSULATION, 62 63”, p. 244
Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two
- Description: “pipe covering” (as of 1953), p. 735
Kind of product
We list Duplex (Keasbey & Mattison) with pipe covering and block insulation, from how the documents describe its form. 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 Keasbey & Mattison (12)
K&M Best in Asbestos · Kay-Therm · 85 Magnesia · Best Felt · Hy Temp · Non-sweat · Aircell · Featherweight · K & M · K & M Aircell · Simplex Super Shrink · Zebra
Pipe covering and block insulation by other makers (264)
Thermobestos · Superex (Johns-Manville) · Careytemp (Philip Carey) · Kaylo (Owens-Corning) · Unibestos (Union Asbestos & Rubber Co.) · Custom Molded 85% Magnesia (Mundet Cork) · D.E. Block (Eagle-Picher) · Defendex (Philip Carey) · Detrick (Combustion Engineering) · Dri-mag (Crown Cork & Seal) · Dual Careytemp (Philip Carey) · Duplex (Armstrong Cork) · Durant (Keene/Ehret) · Durestos (maker not given) · Durocell (Ehret Magnesia Manufacturing Co.) · Enduro (Ehret Magnesia Manufacturing Co.) · Enduro (Keene) · Enduro Block (Baldwin-Ehret-Hill) · Epitherm 1200 (Eagle-Picher) · Equality (Johns-Manville) · and 244 more: all pipe covering and block insulation
See also
- Keasbey & Mattison: the company's history, documents, people, products and plants
- Keasbey & Mattison on our products page: what the documents say about the company's asbestos products, with sources
References
- Travelers Asbestos Products Printout, July 1981 (July 1, 1981), p. 19.
- Union Carbide Chemicals Company: Thermal Insulation and Accessories Manual (January 1, 1962), p. 82.
- Asbestos Magazine, 1940, November 1940 (November 1, 1940), p. 16.
- The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981) (April 1, 1981), p. 24.
- Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two (1986), p. 73. Not yet published in our library.
Cite this page
“Duplex (Keasbey & Mattison).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/keasbey-and-mattison-duplex.
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