Net zero and Covid resilience

Improving the building fabric will allow for higher ventilation rates to minimise Covid-19 risk even in cold weather, says Dr Shaun Fitzgerald

Why space volume matters in Covid-19 transmission

It’s not just ventilation that removes viable virus from indoor air. To understand the risk of transmission of Covid-19, the University of Nottingham’s Benjamin Jones and Chris Iddon say other mechanisms that are dependent on the volume of a space have to be considered

Making sense of air quality sensors

Air quality sensors are not fit and forget – they require maintenance and will drift over time. Arup’s James Hare explains how to specify accurate monitoring devices and ensure they remain accurate over time

Research on indoor air quality for homeworkers

Millions of people now work from home because of Covid-19 restrictions, but are they working in a healthy environment? Researchers have assessed the impact on indoor air quality in eight homes. Anastasia Mylona reports

Air of authority: interview with Professor Catherine Noakes

Professor Catherine Noakes’ knowledge of ventilation and infection transmission has made her one of the government’s key scientific advisers on Covid-19. In recognition of her work, she was made an OBE last month. Alex Smith talks to her about the challenge of winter and the impact of infection control going mainstream

Case study: retrofit of Fairfield Halls theatre

Fairfield Halls theatre in Croydon is a prime example of 1960s public architecture, so when Max Fordham was asked to devise a services strategy during a major refurbishment, it had to stay faithful to the original while maintaining 21st-century comfort and efficiency. Andy Pearson reports