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Huwebes, Oktubre 25, 2012
Insulated Vinyl Siding Standard Approved by ASTM Plastics Committee
ASTM Committee D20 on Plastics, recognizing emergence of vinyl siding with integrated foam plastic insulation as separate product category, has developed ASTM D7793, Specification for Insulated Vinyl Siding. According to D20 member Dave Johnston, standard provides "uniform basis for producing the siding according to recognized levels of quality and performance, especially with respect to claims ...
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