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Fire detection and fire alarm systems for buildings. Code of practice for the design, installation, commissioning and maintenance of emergency voice communication systems.
STANDARD published on 31.1.2011
Designation standards: BS 5839-9:2011
Note: WITHDRAWN
Publication date standards: 31.1.2011
SKU: NS-72267
The number of pages: 72
Approximate weight : 216 g (0.48 lbs)
Country: British technical standard
Category: Technical standards BS
Latest update: 2026-09-15 (Number of items: 2 301 408)
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