Instant Door And Window - Sketchup Free Hot!
Since the web version lacks extension support, use these "instant" workarounds:
bundle, which includes all Vali Architects scripts (Roof, Road, Wall, etc.) for instant door and window sketchup free
If you want the feeling of "Instant" tools for free, install OpenNew . If you cannot install plugins, use 3D Warehouse (Method 2) and learn the Intersect Faces trick. Since the web version lacks extension support, use