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Florida Solar Energy Center. FLORIDA SOLAR ENERGY CENTER (FSEC). Research Institute of the University of Central Florida Located in Cocoa, FL Nationally recognized for their work in: Energy efficiency and building science Solar thermal systems Photovoltaic systems Hydrogen energy
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FLORIDA SOLAR ENERGY CENTER (FSEC) • Research Institute of the University of Central Florida • Located in Cocoa, FL • Nationally recognized for their work in: • Energy efficiency and building science • Solar thermal systems • Photovoltaic systems • Hydrogen energy • Indoor air quality • Advanced HVAC systems • Pollutant detoxification
FSEC Impacts • Florida Energy Gauge Program • Florida Department of Community Affairs • Energy Star New Homes Program • EPA • Energy-Efficient Industrialized Housing Program • US Department of Energy • Florida Green Building Coalition • USGBC / LEED
Energy Efficiency Studies With Metal Roofing • Flexible Roof Facility (FRF) • New Smyrna Beach Zero Energy Home • Florida Power and Light/Habitat for Humanity Homes
Flexible Roof Facility (FRF) • Located in Cocoa, Florida • Compares average Mid-Attic High Temperatures of five roof systems each year
FRF 1999 ResultsAverage Mid-Attic Temps • Average Outside Temp: 89.1 degrees • White Aluminum Shake: 92.9 degrees • White “S” Tile: 93.9 degrees • White Standing Seam: 98.8 degrees • Red “S” Tile: 109.8 degrees • Black Shingle: 122.7 degrees
FRF 2000 ResultsAverage Mid-Attic Temps • Average Outside Temp: 89.4 degrees • White “S” Tile: 95.5 degrees • White Standing Seam: 98.5 degrees • Brown Aluminum Shake: 102.9 degrees • Red “S” Tile: 110.0 degrees • Black Shingle: 121.4 degrees
FRF 2001 ResultsAverage Mid-Attic Temps • Average Outside Temp: 87.8 degrees • Reflective Pigment Brown Aluminum Shake: 98.4 degrees • White “S” Tile: 99.1 degrees • White Standing Seam: 102.2 degrees • Red “S” Tile: 107.9 degrees • Black Shingle: 119.7 degrees
FRF 2002 ResultsAverage Mid-Attic Temps • Average Outside Temp: 85.9 degrees • Ivory Aluminum Shake: 93.3 degrees • White Standing Seam: 93.7 degrees • Galvalume 5V Crimp: 97.1 degrees • Galvanized 5V Crimp: 99.4 degrees • Black Shingle: 116.7 degrees
New Smyrna Beach Zero Energy Home • White Standing Seam Roof • Light-colored walls, large overhangs • Integrated Roof-Mounted Photovoltaic System • July 20, 2004 Test Data • Ambient Temperature: 77.1 degrees • Attic Temperature: 78 degrees • Bottom of Decking Temperature: 78.5 degrees • Roof Surface Temperature: 82.5 degrees • Website to access energy performance data: http://www.logger.fsec.ucf.edu/cgi-bin/wg40.exe?user=ZEHDATA
FP & L / Habitat Homes • Executive Summary: http://www.fsec.ucf.edu/Bldg/pubs/coolroof/index.htm • Seven side-by-side identical homes in Fort Myers with the following roof systems: • Standard dark shingles • Light colored shingles • Standard dark shingles with R-19 insulation and sealed attic • White “S” tile • White flat tile • Terra-cotta “S” tile • White standing seam
FP & L / Habitat Homes • Cooling savings • Standard dark shingles (Control) • Terra-cotta “S” tile – 3% reduction • Light colored shingles -- 4% reduction • Standard dark shingles with R-19 insulation and sealed attic – 9% reduction • White flat tile – 17% reduction • White “S” tile – 20% reduction • White standing seam – 23% reduction