Acrylic polymer cementious coating is applied for fresh concrete. If the concret slab is old, then we need to remove all protective plastering and screading for applying such coating. This coating must be protected by protective plastering or screading. If protected, this will last for a long time. Cementious waterproofing have an elongation of about 180%. Bridge cracks updto 1mm
This method can be applied to new terrace/roof before plastering, bathrooms, balconies, etc.