A transparent solution for almost any surface, with high photo-catalytic action, based on ultimate nanotechnology for maximum performance under harsh conditions, Ideal application on marble or monument structures, settings where the original look of stone, marble or cement needs to be preserved. Applications could include interior, exterior, sea breeze, extreme durability for surfaces and protection from bacterial or viral agents. Laboratory certified as one of the best products for improvement of indoor air quality, destruction of VOC agents, killing of odors and bacterial function without use of harmful