: Similar files are often found on CGTrader or TurboSquid if it's a commercial asset.
Do you have the or the creator's name where you first saw this file mentioned?
This filename sounds like a private project file—likely a compressed archive containing a completed 3D render or architectural visualization. Based on standard workflows in software like , 3ds Max , or SketchUp , "RECT" might refer to a rectangular geometry or a specific project name like "Rectangular House."