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A miniature two-core concrete block with both cores filled with loose Zonolite vermiculite, made as a sample to show how masonry fill was poured into block walls. The label on one face, "Zonolite Masonry Fill Insulation, Approximate Coverage (In Bags)," is a table of how many bags were needed for 100 to 10,000 square feet of cavity walls (1 to 4 1/2 inch cavities) and 8, 10 and 12 inch block walls; it is marked MF-71 and "Printed in U.S.A."
- Made by
- Zonolite
- Artifact
- Promotional item in the AsbestosClaims.Law collection
- Asbestos
- Nothing on the label mentions asbestos; Zonolite vermiculite from the Libby, Montana mine was contaminated with amphibole asbestos. The source of this fill is not shown and it has not been tested.
- Library no.
- ACL Doc 14622 · asbestosclaims.law/library/14622
- Rights
- Photographs by AsbestosClaims.Law of an item in its collection.
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Cite this document
“Zonolite: Masonry Fill Insulation Sample Block.” Zonolite. AsbestosClaims.Law Library. https://asbestosclaims.law/library/artifacts/zonolite-masonry-fill-insulation-sample-block.
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