Other building completion and finishing services

**Includes:** - cleaning of outer walls by steam cleaning or sandblasting - acoustic services involving the application of acoustic panels, tiles and other materials to interior walls and ceilings - construction services of poured-in-place terrazzo and interior marble, granite or slate work - general repair and maintenance services - building completion and finishing services n.e.c.

**Excludes:** - sound insulation services, cf. 54650 - floor and wall tiling services using ceramic, concrete, stone or brick, cf. 54740