Improving the efficiency of your duct system /
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Edition: | Revised November 1999. |
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Imprint: | Washington, D.C. : U.S. Dept. of Energy, Assistant Secretary for Energy Efficiency and Renewable Energy, Office of Building Technology, State and Community Programs, 1999. |
Description: | 1 online resource (12 pages) : illustrations |
Language: | English |
Subject: | |
Format: | E-Resource U.S. Federal Government Document Book |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/8118418 |