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Analysis of the Direct or Indirect Measurement of Solar Reflectivity of Coated Roof Surfaces

The purpose of this paper is to outline the results of testing, either directly or indirectly, the solar reflectivity of a coated roof surface as defined by ASTM C1549 using instrumentation that is not currently recognized by ASTM Subcommittee C16.30 for testing reflective roof coatings.

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