1. BS EN 1253-8. Gullies for buildings. Part 8. Trapped floor gullies with combined mechanical closure and water seal (9th July 2020) 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. Gullies for buildings. Trapped floor gullies with combined mechanical closure and water seal Part 8, (1st November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Sewerage. Guide to new sewerage construction Part 1, (23rd December 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (64 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Specification for automatic flushing cisterns for urinals. (26th September 1972) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗