Anti-dust surface hardener SIKA - Purigo Sol - Colourless - 20L, is a ready-to-use liquid used for the surface reinforcement of screeds and floor coatings and the hardening of surfaces that must resist aggressive environments. Advantages : High dust reduction Decrease in porosity and capillarity by forming hydrated insoluble salts that close pores and capillaries Provides better protection against diluted fats, oils, organic acids and bases Features : Density: Approximately 1 Minimum application temperature: + 5C Drying time: dust-free: 2 to 3 hours at 20C / circulable: 24 hours at 20C ( If applied outdoors, protect from moisture for 24 hours) Consumption: As an indication, the average consumption on mortar is 0.150 to 0.300 L/m depending on the porosity of the substrate. Colour: Colourless Packaging: 20L Reference: 71893 Packaging : 1x Dust-proof surface hardener SIKA - Purigo Sol - Colorless - 20L Delivered in its original packaging Tips : The substrate must be clean and dry. New mortars will be at least 7 days old. In particular, they will be free of traces of oil, grease, paint. Purigo Sol is applied in a single impregnation with a roller, brush or spray. Avoid over-consumption and drips. Use Sika products with caution. Before use, please consult the manufacturer's product manual available on the sika.com website.