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Water tight, fast curing and fast setting restoration mortar specially designed for sewers and shafts. KÖSTER Sewer and Shaft Mortar develops a high compressive strength, is fiber reinforced, very easy to apply and workable even under flowing water. Approved for drinking water applications.
Consumption: approx. 1.8kg/l void as repair mortar; approx. 18kg/m²; per cm layer thickness
