device for sealing damaged in walls of second world war damage, reconstruction

摘要

A prefiller material (VF) is introduced into the damaged area and/or into a cavity behind the damaged area and then a water-resistant binder suitable for setting the prefiller is supplied to same. The filler and binder are introduced through an opening in the structural wall. The filler can be inserted under pressure. Independent claim describes device having filler pipe and pump with supply lines for intoducing filler and binder.