Sealing strips – waterstop – There are strips applied inside the concrete element, used for both low pressures and extreme pressures. Made with widths ranging from 100 mm to 500 mm, they are delivered in 25 ml rolls. Expandable Strips- They are expandable profiles, used for the controlled sealing of constructive joints in concrete structures. Profile Channels – Mixed sealing profiles are a combination of PVC-P profiles, commonly used to seal concrete joint joints and hydrophilic profiles that expand in contact with infiltration water.