Contact: Mark Bello
National Institute of Standards and Technology (NIST)
Caption: Despite a harsh winter that left the Net-Zero Energy Residential Test Facility's photovoltaic and solar thermal panels covered with snow on 38 days, the energy-efficient house produced more energy than it used over the course of a year.
Usage Restrictions: None
Related news release: NIST test house exceeds goal; ends year with energy to spare