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Permax Roofing Granules are washed and treated to minimize dusting. The granules are a calcite rock with a clean white color. Typical Sieve0% on 10 mesh <2% on 12 mesh 7-20% on 14 mesh 25-50% on 16 mesh 15-25% on 18 mesh <10 on 20 mesh <5 in pan |
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Permax Roofing Granules are washed and treated to minimize dusting. The granules are a calcite rock with a clean white color. Typical Sieve0% on 10 mesh <2% on 12 mesh 7-20% on 14 mesh 25-50% on 16 mesh 15-25% on 18 mesh <10 on 20 mesh <5 in pan |