BS 5839-9:2021-TC

Tracked Changes. 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 10.9.2021

The information about the standard:

Designation standards: BS 5839-9:2021-TC
Publication date standards: 10.9.2021
The number of pages: 160
Approximate weight : 511 g (1.13 lbs)
Country: British technical standard
Category: Technical standards BS