Open AccessA test method and calculation procedure for determining annual efficiency for vented household heaters and furnace equipped with modulating-type controls
Author(s) -
Esher Kweller,
Robert L Palla
Publication year - 1982
Language(s) - English
Resource type - Reports
DOI - 10.6028/nbs.ir.82-2497
Subject(s) - test (biology) , environmental science , computer science , automotive engineering , engineering , biology , ecology