Instant waterproofing mortar.
NAI CM OSMORAPID is a cement compound powder, fast setting, designed for the immediate stoppage of water infiltrations, even from the outside (counterforce), and for the closure of cracks.
The best product for interior interventions and when there are no other solutions (ex. basement walls, foundation walls, galleries, tunnels, basements, elevator shafts, etc.) and for waterproofing of structures subject to leakages (tanks, reservoirs, canals, pipelines, tanks, swimming pools, etc.)