Cleansing Paving of Blackboard, treatment of cleansing and protection

I am used to of hard extra Blackboard treatment of protection price 20€xm2 from 100m2 Hotel in The Cerdanya big surfaces to treat with impermeabilizantes of tall can hidratante. Clean soils of black blackboard or green in surfaces and walls of houses in Barcelona and highland villages.

Treatment of colourless protection or finishing satinado antimanchas and ecological. Also we could remove several stains of of oil and coffee in the zone restaurant. Lovely place very luminous.