BS 743 specifies requirements for the following materials suitable for use in the construction of damp-proof courses:
BS 743 on the specification for materials for damp-proof courses is useful for:
A damp-proof course (DPC) is a barrier built into a structure to prevent moisture from rising through capillary action, as in the case of rising damp.
BS 743 specifies materials of mortar that are used for the bedding of damp-proof course materials. BS 743 specifies designation for ordering this will help you with damp-proof course materials for the purposes of an enquiry or order.
Overall, BS 743 helps you with the composition of the mortar and the workmanship used for bedding bricks and slates for damp-proof courses near ground level.