Holding purity is always a problem, especially in the climatic conditions of Russia. According to statistics, dirt enters the room from the street, on the soles of our shoes we bring more than ten kilograms of dust and sand into the house or office. And in snowfall or in the rain, this figure increases significantly. Dirt has abrasive properties, because the flooring is destroyed over time, and frequent wet cleaning only exacerbate the position.
