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ETA approval for KÖSTER NB 1 Grey (mineral sealing slurry)
KÖSTER NB 1 Grey can be sold as a mineral sealing slurry via a CE mark
Better product availability, less environmental impact, longer shelf life, safer and simpler packaging: this is the packaging strategy of the KÖSTER BAUCHEMIE.
Watertight, trowel applicable, fast setting mineral mortar for reprofiling surfaces and resistant to pressurized water when applied in a layer thickness of 4 mm. It cures quickly and is characterized by high pressure and abrasion resistance, high chemical resistance, and resistant against salts in the substrate. Drinking water certification.
