Some articles on building tightness:
... AFUE—annual fuel utilization efficiency BTL—building tightness limit (building tightness) CDH—cooling degree hours (climate) CFL—compact fluorescent light COP—coefficient of performance CRI—color ...
Famous quotes containing the word building:
“The Times are the masquerade of the eternities; trivial to the dull, tokens of noble and majestic agents to the wise; the receptacle in which the Past leaves its history; the quarry out of which the genius of today is building up the Future.”
—Ralph Waldo Emerson (18031882)