Roof Assembly Definition

A collar tie is a horizontal roof rafter compression connector that is located in the uppermost third of the span of a pair of opposed sloped or gable roof rafters.

Roof assembly definition.

Class a roof assemblies and roof coverings shall be listed and identified as class a by an approved testing agency. Roofing an assembly of interacting roof components including the roof deck vapor retarder if needed insulation and roof covering. The definition of roof assembly is limited in application to the provisions of chapter 15. 122 venice fl 34293 941 861 3029.

By upper third here we mean one third of the length of the rafter from ridge to top plate. Helpful documents and resources for usg s roof assemblies can be found on this page. The application section discusses system selection criteria warranty considerations key elements of drawings and specifications and construction contract administration. The covering applied to the roof deck.

Planning and development services 1001 sarasota center blvd sarasota fl 34240 941 861 6678 4000 s. As both the roof covering and the roof deck. Refer to our roof ceiling assembly documents which includes ul fire rated roof assemblies for easy guidance through the assembly of a roof or ceiling on your next project. Class a roof assemblies shall be permitted for use in buildings or structures of all types of construction.

A roof assembly includestheroofdeck vaporretarder substrateorthermalbar rier insulation vapor retarder and roof covering. The description section discusses roof assembly materials including roof decks air and vapor retarders roof insulations and roof coverings.