Here is a way to create a very low poly WIRE MESH texture in Substance Painter for use in Blender. I used this method when I modeled the window for my INTERROGATION SCENE.

Note that in order for the opacity to work in Blender, you will need to use an export template in Substance Painter that includes the opacity channel and then there is a bit of node work and material tweaks to do in Blender. Follow the link below to see how to do those:
   • OPACITY (GLASS): SUBSTANCE PAINTER TO...