Simon Jones has been working with ventilation and air quality topics for over 20 years. He educates professionals and consumers about ventilation and his website is at https://www.airqualitymatters.net/ with podcasts at https://www.airqualitymatters.net/podcast
In this presentation, Simon explains the basics of this technical topic with reference to getting it right in small old Irish houses.
On Wednesday March 25th 2026, Simon was joined by 54 Cottageologists for a great “quick tour” with questions and answers.
Simon’s slides are here: https://cottageology.com/wp-content/uploads/2026/03/Retrofit-Ventilation-30.pdf
The company he recommends for small air quality monitors is: https://www.airthings.com/en/