drilling hot roof to put glass

[gianni3d]

Hello you know how to cut a spiovent roof to insert glass.
the idea and that of cutting solid roof pieces and insert as glass covering surface.
turn and turn but I can't find it head . thanks

 

[Tristan]

holes the roof with an opening, then in the hole there is a sloped window

 

[Tristan]

or, if you can create loadable families, create a simple roof-based family with hole, frame and glass. if however the dimensions are variable you touch parameterizing it