Iray GlassWorx 2 is a suite of shaders and utilities that provides with quality on-demand glass with no fuss. Simply pick a surface, apply a shader, and then pick from a myriad of tints, tiling options and utilities to achieve the look you need.
Shaders work out of the box with most lighting conditions without any need for fine tuning
https://www.daz3d.com/iray-glassworx-2
