In the fifth of our Fire Doctor series, David Brown answers some frequently asked questions on the spacing and positioning of detectors.

In the fourth of our Fire Doctor series, David Brown responds to frequently asked questions on aspirating smoke detection systems.

In the third of our series on technical issues, our resident Fire Doctor David Brown discusses the new standard for visual alarm devices – EN 54-23.

In the second in our series, our resident ‘Fire Doctor’ David Brown gives you the lowdown on regulations on the reuse, recycling and recovery of electrical and electronic equipment.

In the first of a series of design and installation tips, David Brown - our 'Fire Doctor' - addresses frequently asked questions on 'weatherproof' fire detection equipment