that employed south-facing glazing, colored
heating advantages but also contribute to lighting the space.
Efficiency. In addition to the daylighting
and passive design strategies, the key building
design elements included ultra-efficiency mea-sures.;These;include;high;insulation;values;for
take advantage of the many days that the facility
could;benefit;from;natural;ventilation;;a;light-colored roof membrane and an airlock entry into
the main visitor center.
Geothermal. A geothermal heat pump sys-
tem, employing 13- to 300-foot-deep (4- to
air conditioning for the main building. To over-
recovery ventilation systems.
A Model of Sustainability
The sustainable technologies and design
techniques employed at the Northwest
North Carolina Sustainable Visitor Center
are all readily available options. Yet the results
For comparison, an ASHRAE base case
building, excluding the extensive site lighting and other outbuildings, would consume
87,975 Btu per square foot per year. The
will be derived from the tens of thousands of
visitors to this facility every year, most not initially even knowing or caring about the sustain-able;features,;who;will;be;exposed;to;opportu-nities they can incorporate today in their own
homes and businesses. When describing the
he said, it was the net effect from visitors seeing
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