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Definition of Composite board insulation
1. Noun. (context: construction) A rigid board insulation generally comprised of perlite or wood fiberboard factory bonded to polyisocyanurate or polystyrene ¹
¹ Source: wiktionary.com
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1. Noun. (context: construction) A rigid board insulation generally comprised of perlite or wood fiberboard factory bonded to polyisocyanurate or polystyrene ¹
¹ Source: wiktionary.com