Coarse-grained plastering mortar, grain thickness up to 2 mm, for diffusion plastering. It supports drainage of damp and salty walls. For indoor and outdoor use. After setting, it is capable of accumulating salt for many years, creating a hydrophobic layer. effectively inhibiting the appearance of salt efflorescence on the plaster surface. Element of the SEMPER RENOWATOR renovation plasters system. Recommended
for renovation of historic buildings. Has a WTA certificate.
Meets the requirements of WTA 2-9-04 / D