PA / Voice Alarm Systems

Utilising class leading components our PA / Voice Alarm Systems can be part of an overall system installation or a standalone package.


The service can include acoustic survey and modelling, plus formal testing and validation on completion.

An STI of 0.5 can be achieved in a legacy road tunnel environment, we’ve just done it (again) see our news section.

A supported approach.

At PDS our philosophy is to support you from the initial concept through all stages of a project, and to be able to continue that support through asset life, servicing every aspect of your needs from our own team or with our partner companies.

Contact our expert team