Envelope

Term	Term Definition	Options	Unit of Measure
Air Infiltration Blower Door Test	Type of blower door test. Use Air Infiltration Test to qualify these values.	View	None
Air Infiltration Description	Description of the infiltration characteristics for an opaque surface, fenestration unit, a thermal zone.	View	None
Air Infiltration Test	Type of air infiltration test performed on the premises	View	None
Air Infiltration Value	The measured value from the Air Infiltration test.	View	Unknown
Air Infiltration Value Units	The units of measure for the Air Infiltration Value field.	View	None
Attic Access Location	Description of where the attic is located, generally thought of as what type of space (conditioned or not) it is next to. Use the Conditioning Status term for a full list that can be applied to this term.	View	None
Attic Component	Element of an attic	View	None
Attic Venting	Description of how the attic is vented. Use the Conditioning Status term for a full list that can be applied to this term.	View	None
Ceiling Configuration	Description of the type of ceiling in the premises.	View	None
Construction Method	The general description of the main structural construction method used for an Opaque Surface.	View	None
Door Construction	Type of door construction.	View	None
Fenestration	A premises component that contain some type of transparent or translucent glazing material, as well as some type of framing or sash material. [NOTE: The Location term can be added to this term if there is a need to differentiate between interior and exterior fenestration products, or in any other way describe the location of the product.]	View	None
Fenestration Assembly Type		View	None
Fenestration Certification	Type of certification for a fenestration product.	View	None
Fenestration Frame Material	The construction and material used in the frame of the fenestration product. Some frames are made of combinations of materials. This characterization also include whether an aluminum frame has a thermal break as part of the construction	View	None
Fenestration Gas Fill	For a sealed glazing system (commonly called an Insulated Glass Unit (IGU), the gas that is found between the panes of glass.	View	None
Fenestration Glass Layer Description	A description of the number of layers of glass in a fenestration glazing system.	View	None
Fenestration Glazing Type	Type of glazing material in the fenestration product.	View	None
Fenestration Layout	The pattern of distribution of the fenestration system on the wall.	View	None
Fenestration Number of Glass Layers	The number of layers in a fenestration insulated glass unit (IGU).	View	count
Fenestration Operation	Characterization of whether a fenestration product can be opened.	View	None
Finish	The final material applied to a surface, either interior or exterior. Some structural components don't have an exterior finish, such as unfinished poured concrete	View	None
Floor Level	Integer value of a floor level beginning in the US at 1 for ground level. Can be negative for below grade levels.	View	None
Footprint Shape	General shape of the premises outlined by the exterior walls. Illustrations will be added when the web version is developed.	View	None
Foundation Component	Element or characteristic of a foundation	View	None

Envelope

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