What Is a DRF File?
A file with the DRFfile extensionis a VIZ render file, withDRFstanding forDiscreet Render Format.
This data may include temperature, pressure, model data, etc.
How to Open a DRF File
VIZ renders are images of things like buildings.
They can be opened usingAutodesk’s 3ds Max.
For example, 3ds Max should convert via export/save toDWG,DXF, and other image formats likeJPGandPDF.