High-flow, non-shrink, cementitious grout conforming to the requirements of BS EN 1504-3 Class R4 and BS EN 1504-6: Anchoring of reinforcing steel bar.

Conbextra GP is used for general purpose, non-shrink cementitious grouting of gap thicknesses 10 to 75 mm. Recommended applications at flowable consistency include stanchion base plates, bolt pockets and void filling. At trowellable consistency Conbextra GP is recommended for bedding load bearing components.


  • Non-shrink
  • High strength
  • Chloride free
  • Can be used at flowable or trowelable consistency
  • Conbextra GP complies with LU Standard 1-085 ‘Fire Safety Performance of Materials’.