Centring sleeve for aerated concrete

The fischer centring sleeve PBZ is a system component for use with the fischer injection mortars FIS V, FIS VS LOW SPEED, FIS VW HIGH SPEED in aerated concrete. The centring sleeve PBZ fixes the fixing element in undercut drill holes. This allows the precise alignment and overhead installation. The centring sleeve PBZ is inserted into the drill hole, the drill hole is then filled from the drill hole mouth with injection mortar and the threaded rods set.