| 1. ASTM C177 | ||
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| 2. VTEC | ||
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ASTM C177 testing by VTEC |
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| Temperature Difference Testing | ||
| HSC heat calculation | ||
| 3. Energy Elements | ||
| Attic Test Las Vegas | ||
| 4. LEED - Leadership in Energy & Environmental Design | Approved product | |
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May 1, 2007 (revised May 21, 2007) (Washington, DC) – The U.S. Green Building Council (USGBC) has announced that projects seeking certification under the LEED ® Green Building Rating System™ can now earn an "Innovation in Design" point by using the Cradle to Cradle program for certified building products. | |
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GOLD CERTIFICATION | |
| 5. USDA (United States Department of Agriculture) | ||
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Letter of written certification | |