The simplest way is to create one solid for the "window" and apply a glass
block material to the solid.
Personally, I make my glass block using a wall. The I just embed that wall
in the main wall.
"gscolyer" wrote in message
news:33246561.1110925225812.JavaMail.jive@jiveforum1.autodesk.com...
> Has anyone had any luck in creating a variable size window family that has
glass brick infill only?
> I would appreciate any advice on how or where to source one.