roof assembly

English - English

Definition of roof assembly in English English dictionary: an assembly of interacting roof components including the roof deck, vapor retarder (if needed), insulation and roof covering; A term used to describe all of the roof components including structural roof deck; an assembly of interacting roof components (includes the roof deck, vapor retarder [if present], insulation , and roof covering); An assembly of interacting roof components (including the roof deck) designed to weatherproof and, normally, to insulate a building's top surface; an assembly of interacting roof components (including the roof deck) designed to weatherproof a building's top surface; A term used to describe all of the roof components including structural roof deck, insulation, membrane and flashings; an assembly of interacting roof components (includes the roof deck, vapor retarder [if present], insulation, and roof covering) -; A roof assembly shall be considered as all components of the roof/ceiling envelope through which heat flows, thus creating a building transmission heat loss or gain, where such assembly is exposed to outdoor air and encloses a heated or mechanically cooled space The gross area of a roof assembly consists of the total interior surface of such assembly, including skylights exposed to the heated or mechanically cooled space; A system designed to provide weather protection and resistance to design loads The system consists of a roof covering and roof deck or a single component serving as both the roof covering and the roof deck A roof assembly includes the roof deck, vapor retarder, substrate or thermal barrier, insulation and roof covering