The demand for commercial air purifiers has increased during the pandemic. Tips on how to choose the best purifier for your room

DIY air purifiers, the Corsi-Rosenthal box fan. We put this together for £80!

Low-cost DIY air purifier, table-top, using the Smart Air model

It is now possible to build an affordable DIY purifier in the UK

With the government behind insulation schemes, let's look at why the Victorians believed ventilation was essential to let buildings breathe