Nilkanth Glass manufactures Decorative Sandblasting Stained Glass. Nilkanth Glass designs and offers various types of glass patterns. Decorative Sandblasting Stained Glass is coloured glass or the craft of working with it used for interior and outdoor decorations of windows of buildings. The Decorative Sandblasting Stained Glass has a frosted look. It can be simply a uniform grey, or it can be shaded, or even three dimensional, with several different depths.