File:Bus duct wh test 1992.jpg
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![File:Bus duct wh test 1992.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e2/Bus_duct_wh_test_1992.jpg/642px-Bus_duct_wh_test_1992.jpg?20070827150417)
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[edit]DescriptionBus duct wh test 1992.jpg | Bus Duct interior and exterior views. This Westinghouse bus duct section was used in a successful 2 hour fire test for a firestop system. The interior firestop that was provided by the bus duct manufacturer was replaced with an 8" thickness of firestop mortar because of shrinkage of the material shown here and its insufficient thickness to enable a T rating of the assembly. |
Date | |
Source | Own work |
Author | Achim Hering |
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[edit]Public domainPublic domainfalsefalse |
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 15:04, 27 August 2007 | ![]() | 4,521 × 4,220 (1.77 MB) | Achim Hering (talk | contribs) | {{Information |Description=Bus Duct interior and exterior views. This Westinghouse bus duct section was used in a successful 2 hour fire test for a firestop system. The interior firestop that was provided by the bus duct manufacturer was repla |
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27 August 2007
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4242f25e143689b6012c47fb11c409e3303d41f1
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4,521 pixel
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