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Wedge Block Infill

High strength void-filling caulking material for the grouting of wedge blocks following placement during tunnel construction.

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Terracaulk 40AF

A reinforced caulking mortar suitable for infilling of wedge block key voids in rail tunnels and placing in vertical and haunch positions.


Eamonn Duncan

Eamonn Duncan

Rail, Underground and Tunneling Sector Specialist

01827 711755

Arthur McNiven

Arthur McNiven

Pointing Sector Specialist

01257 224900