1. Florida Solar Energy Center

2. 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

3. 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

4. Energy Efficiency Studies With Metal Roofing Flexible Roof Facility (FRF) New Smyrna Beach Zero Energy Home Florida Power and Light/Habitat for Humanity Homes

5. Flexible Roof Facility (FRF) Located in Cocoa, Florida Compares average Mid-Attic High Temperatures of five roof systems each year

6. FRF 1999 Results Average 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

7. FRF 2000 Results Average 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

8. FRF 2001 Results Average 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

9. FRF 2002 Results Average 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

10. 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

11. 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

12. 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