Documents in our library describe Safety Blow-Off Covering (Johns-Manville) as “pipe insulation”.1 They give it as made 1903–1915.1 The asbestos named is chrysotile.
You don't need the product names or old records. No fee unless we recover compensation for your family.
Asbestos claims
If you or a family member worked with or around Safety Blow-Off Covering (Johns-Manville) and later developed mesothelioma or another asbestos disease, a claim may be paid by the Manville Personal Injury Settlement Trust. Free case review.
What each document says
Every statement about Safety Blow-Off Covering (Johns-Manville) in the documents, in each document's own words.
Manville Fund's Answers to Interrogatories in Gunn v. Celotex (1989)
- Made from: “Date Manufactured: 1903”, p. 1201
- Asbestos fiber: “Unknown (Probably Chrysotile)”, p. 1201
- Form: “Pipe Insulation”, p. 1201
- Use: “Protects boiler blow-off pipes against corrosion by hot gases and prevents explosions resulting from sudden changes of temperature when operating boilers”, p. 741
- Warning label: “Date Labeled: None”, p. 1201
- Made until: “Date Discontinued: 1915 - 1920”, p. 1201
Kind of product
We list Safety Blow-Off Covering (Johns-Manville) 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 Johns-Manville (60)
Thermobestos · Superex · Asbestocel · 85 Magnesia · Thermobestos pipe covering · Marinite · Min-k 1301 · Min-k 2000 · Min-k 500 · National Sectional Covering · Perfection Pipe Covering · Ring-Tite · Silicated Thermobestos · Sonite · Standard Sectional Covering · Super Fire Felt · Superex 2000 · Superex-1900 · Superex-m · Superex-sg · and 40 more on the company's page
Pipe covering and block insulation by other makers (216)
Careytemp (Philip Carey) · Kaylo (Owens-Corning) · Unibestos (Union Asbestos & Rubber Co.) · Kaylo (Owens-Illinois) · Unibestos (Pittsburg Corning) · Pyro-bestos (U.S. Gypsum) · Pyrocal (Fibreboard) · Pyrocal (PPG Industries) · Rigid Block Insulation (U.S. Gypsum) · Ru-ber-oid Watson (Ruberoid) · Rutland Repair Products Ricky Rutland (Rutland Fire Clay Co.) · Rwl-100 (H. K. Porter) · Sal-mo (Nicolet) · Sal-mo Sixcell (Nicolet) · Sal-mo Woolfelt (Nicolet) · Servicised (Albert C. Fischer) · Simplex (Atlas Turner) · Simplex (Nicolet) · Simplex Super Shrink (Keasbey & Mattison) · Sixcell (Nicolet) · and 196 more: all pipe covering and block insulation
See also
- Johns-Manville: the company's history, documents, people, products and plants
- Johns-Manville on our products page: what the documents say about the company's asbestos products, with sources
References
- Manville Fund's Answers to Interrogatories in Gunn v. Celotex (December 7, 1989), p. 120.
Cite this page
“Safety Blow-Off Covering (Johns-Manville).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/johns-manville-safety-blow-off-covering.
ACL Doc numbers and their short links never change. See how to cite the Library.
Talk with an asbestos lawyer
Start with what you remember, and we'll take it from there.
This page is provided for general informational purposes and does not constitute legal advice. Every asbestos case turns on its own facts, exposure history, diagnosis, deadlines, available evidence, and applicable law. Reviewing this page does not create an attorney-client relationship. For advice about your specific situation, call 833-4-ASBESTOS for a free case review.