2 edition of test method and calculation procedure for determining annual efficiency for vented household heaters and furnaces equipped with modulating-type controls found in the catalog.
test method and calculation procedure for determining annual efficiency for vented household heaters and furnaces equipped with modulating-type controls
1982 by U.S. Dept. of Commerce, National Bureau of Standards in Washington, DC .
Written in English
|Statement||Esher Kweller, Robert L. Palla, Jr. ; prepared for United States Department of Energy.|
|Series||NBSIR -- 82-2497., NBSIR -- 2497.|
|Contributions||Palla, Robert L., United States. Dept. of Energy., United States. National Bureau of Standards.|
|The Physical Object|
|Pagination||viii, 56 p. :|
|Number of Pages||56|
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