Fixture for cavity wall - has sleeve with mortar filled radial holes and cylindrical axial hole in attachment

摘要

The fixture has a sieve (1) in which are radial holes into which a hardening mortar is inserted. An attachment has a cylindrical axial hole (18) for the fixture and consists of a cylindrical-stopper-shaped plastics expander-piece inserted into the part of the sieve near the opening. The attachment has expander-arms (14) separated from each other by slots (15). One of the slots (15) extends through the whole piece (13,16) of the plastics expander, which has a stop collar (16).