Water repellent impregnation for concrete, clinker masonry, and ceramic tiles. Protection of mineral surfaces against the ingress of water and water soluble pollutants.
Scope of Application
clear, colorless, frost resistant liquid based on a monomeric alkyltrialkoxysilane solvent free, > 98% active ingredient flash point 63 °C low volatility not miscible with water viscosity (20° C) < 2 mPa.s Protectosil® BHN is specially suited for the waterrepellent impregnation of mineral construction materials in outdoor areas is highly reactive and resistant against alkaline environment reaches very high penetration depth generates water vapour permeable, colorless impregnation reduces significantly the uptake of water and soluble salts (e.g. chlorides) protects hairline cracks of up to 0.3 mm is supplied ready to use is also recommended as waterproofing under coatings or other surface protection treatments conforms to TL/TP OS-A of ZTV SIB 90 standards set by the German Federal Transportation Ministry and to the EN 1504-2. can be used according to principles 1, 2, 5, and 6 of EN 1504-9 Protectosil® BHN is not intended for below grade waterproofing.