Theatre Catalog (1947-48)

Page scan 000183 from Theatre Catalog

Record Details:

Title:
Theatre Catalog
Date:
1947-48
Volume:
Theatre Catalog 1947-48
Leaf #:
000183
Language:
English
Contributor:
Media History Digital Library, Greig Dymond in memory of David Dymond, Paul Moore and Jessica Whitehead
Coordinator:
Media History Digital Library
Date Added:
June 19, 2025
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Construction Uses for Vermiculite Products Fire Protection Highlights the Advantages Of a Widely Accepted, Versatile Material fF = ——— VERMICULITE is the generic term for a number of hydrous silicates derived from the alteration of mica. When the material as mined (above, left) is suddenly exposed to high temperatures, the water held between the laminations explodes, turning material into the commercial product (above, leit). 170 a Given impetus by the recent stress laid upon fire protection in new construction, vermiculite building materials have won increasingly wide acceptance in the theatre construction field. The extensive research pointing out vermiculite’s superiority for the fireproofing of beams, columns, floors, and ceilings has resulted in its wide-spread adoption by specifying architects. Vermiculite is the basis for a diversified assortment of materials used in building construction. Its high fusion point—2,560 degrees—is far beyond that of many recognized fire-proof materials, including asbestos. Producers of vermiculite have recently EXCELLENT MURAL EFFECTS may be obtained by painting (below) over vermiculite acoustical plaster. Fine artistic effects can be achieved without any diminution of the acoustic properties of the material. (All photographs through the courtesy of the Universal Zonolite Insulation Company.) THEATRE CATALOG 1947-48