VIERO VEL is a transparent water-repellent finish.VIERO VEL is a finish for indoor and outdoor use that makes it possible to create different aesthetic effects depending on the tool, the technique and the dilution used. The silicone resins allow VIERO VEL to maintain the breathability of the substrate and can be used as a protective coating with a water-repellent effect.It can also be used as a “TECHNOLOGY ZELETTE”