gbXML Community

gbXML is an industry-supported schema for sharing building information between disparate building design software tools.

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A community forum powered by BBPress that allows you to ask and answer questions related to gbML and building energy modeling.

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gbXML Test Case Validation Levels

Currently, there are 3 levels of gbXML certification: Level 1 compliance involves validating that a gbXML file is a well formed XML (per the W3C ISO Standard) and also conforms to the gbXML XSD (from gbXML versions 0.37 to 6.01, depending upon which version the...

What is the “Schedule” element in gbXML?

The "Schedule" element is a list of schedule "sub-elements" that make up an entire calendar year. The "Schedule" element includes a child "YearSchedule" element that is a set of week schedules all assigned for a particular time period during the year defined by the...

What is a second-level space boundary?

Second-level space boundary rules require that the floor or wall of a space be broken along the centerline of the floor or wall adjacent to it so as to correctly define the neighboring relations with adjacent spaces. For example, look at the 1st floor floor-plan...

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