Thank you. I can use your method whenever I have a door with a pane in it: then I can select the material and edit the file to make it transparent.
But unfortunately I don’t know how to get a pane in a door. I think I first have to put an invisible box in the door; then add a fixed window; and then ...

Hi, I like to have a transparent glass pane in a green door. I found a post from rcheng in 2014 on this subject and Hans Dirkse gave the solution by means of a link. But the link is broken.
I tried to reply on the original post, but it does'nt work either.
Who can help?

I like to use a glass pane for a door. So, I tried the link above provided by Hans Dirkse. But the link is broken. Who can help me to get transparent glass in a green door.
Thanks

I'm also looking for a glass pane for a door. The link above, provided by Hans Dirkse won't work anymore. Where can I find the invisible box?
Thanks,
Jos