File:Silicone lense.jpg

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Silicone_lense.jpg(310 × 225 pixels, file size: 67 KB, MIME type: image/jpeg)

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Description
English: Before the glass lenses were set, a ring of silicone was placed along each flange on the lower edge of the opening. The silicone kept the lens centered in the cavity while a waterproof grout was used as the main sealer.
Date
Source http://www.nps.gov/hps/tps/technotes/ptn47/repair_replacement.htm
Author Chad Randl
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Public domain This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information.
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English: Repair and Rehabilitation of Historic Sidewalk Vault Lights at 552-554 Broadway, New York City.

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Date/TimeThumbnailDimensionsUserComment
current14:14, 13 April 2010Thumbnail for version as of 14:14, 13 April 2010310 × 225 (67 KB)Preservapedia (talk | contribs){{Information |Description={{en|1=Silicone being placed around edge of each flange to keep the lens centered.}} |Source=http://www.nps.gov/hps/tps/technotes/ptn47/repair_replacement.htm |Author=Chad Randl |Date=2002 |Permission={{PD-USGov-NPS}} |other_ver

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