composite board insulation
Noun
Meaning
composite board insulation (uncountable)
(construction) A rigid board insulation generally composed of perlite or wood fiberboard factory bonded to polyisocyanurate or polystyrene.
Noun
composite board insulation (uncountable)
(construction) A rigid board insulation generally composed of perlite or wood fiberboard factory bonded to polyisocyanurate or polystyrene.