A description of the number of layers of glass in a fenestration glazing system.
Fenestration Glass Layer Description
|List Options||Option Definition||Unit of Measure|
|Double pane||A fenestration glazing system composed of two layers of glass, with a spacer to separate the layers and sealants to hermetically seal the system.||None|
|Multi layered||A fenestration glazing system composed of more than one layer of glass, with spaces between the layers and sealants to hermetically seal the system. Select this option when it is not possible to determine the exact number of glass layers in the system.||None|
|Not applicable||Not applicable||None|
|Single pane||A fenestration glazing system composed of one layer of glass.||None|
|Single paned with storm panel||A fenestration system composed of a single layer of glass, with another system, called a "storm window" or "storm panel", composed of one or more layers, on either the inside or the outside of the original single glazed system. Storm panels and storm windows are added to the first fenestration system in order to increase the total insulation value of the combined system, as well as to control infiltration.||None|
|Triple-pane||A fenestration glazing system composed of three layers of glass, with spaces between the layers and sealants to hermetically seal the system.||None|
CSV or XML files containing information such as definition, unique ID, and URL for each BEDES Term or List Option can be downloaded by clicking the appropriate orange button. The downloaded file can then be processed offline. Note that the XML documents are simply a "flat file" of terms, not a structured schema.