St Astier Specialist Mortars

St Astier have a range of specialist mortars including:

Coulinex - based on NHL 3.5, this is a grout, which can be used for injection. It has no cement or pozzolanic additions and can be used on its own or with the addition of sand, depending on the size of the voids. It can be applied by gravity feed or by pump with a very low pressure. In fine injection work it can be applied on its own or with very fine aggregate, depending on the voids size.

Prependuit - A preparation mortar to prepare difficult surfaces to accept lime plaster and mortar. Backgrounds can include plasterboard and painted surfaces and surfaces of different materials.

To see an example of this product in use, please see our case study of The Essex Business School, The University of Essex.