Class A Fire Rating Burning Brand Fire Resistance Test

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This video is the actual burning brand test required to achieve a Class A fire rating. The test was conducted by QAI Laboratories in California. As a result of our proprietary technology, CeDUR passed the test with a Class A rating.
CeDUR is the only replacement shake product with a Class A fire rating without the requirement of a special fire resistant underlayment.
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Descriptive and informative! I am reviewing the BB Class of several solar photovoltaic modules, and wanted to know what these classes meant!

TheAdammantium