Chemical preparations for priming; chemical sealants for the sealing of walls and sand; chemicals being surface stabilisers and adhesion inhibitors.

Non-metallic building materials; bedding and jointing materials, not of metal, for building and construction; bedding mortars; jointing mortars, including flowable grouts, gun injected mortars and jointing compounds; waterproof and chemical resistant mortars which provide a high bond strength for areas under stress; adhesive mortars for building purposes; priming mortars, particularly for enhancing the bond between stone and bedding mortars.