Nitoseal MS100 is a one-part, primerless, damp tolerant, non-staining façade sealant producing a tough, durable elastomeric seal. It is based upon hybrid silyl modified polyether technology. It is suitable for use over a wide range of external and internal building applications and has excellent weather resistance. Nitoseal MS100 has excellent primer-less adhesion to a wide range of common building substrates and does not stain concrete, marble and other masonry surfaces.