1. BS EN 17823. Acoustic properties of building elements and of buildings. Laboratory measurement of the impact sound insulation of stairs and stair isolating elements. (10th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Wood stairs. Specification for straight flight stairs and stairs with quarter or half landings for domestic use Part 1, (28th September 1984) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (13 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗