Most viruses – and the droplets of mucus and saliva that might contain them – are perfectly capable of filtering particles in the 20- to 500-nanometre range in which you’d find most viruses.

Animal lovers in particular should appreciate the Levoit Vital 200S, which continually keeps the air in your home free of pet dander and pet odors.Otherwise, this has the same advantages as the smaller version: effective three-stage filtering, a built-in humidifying function and Sharp’s Plasmacluster ion technology, which – while it sounds like a weapon from a Halo game – works to kill odours, bacteria and mould. concentration down to safe levels within two minutes and eight seconds, and Hoover’s three-filter purification system has been approved by the Allergy UK charity. She’s now Ecommerce Editor at Ideal Home, offering expert advice on the best products for decorating your home and ensuring it functions smoothly. We test how easy each machine is to set manually, via the remote and using a smart phone, if this feature is available.

The controls are simple, but BlueAir has also fitted Wi-Fi to the unit so that you can use it with the company’s smartphone app. Turbo is the most powerful (and loudest) setting, so it's the one you should choose to clear out a room that reeks of smoke, food, or some other strong odor. Ensure cleaner air and a refreshing night’s sleep for all the family with the Silentnight Airmax 800 Air Purifier with a true 4-stage HEPA filter. This zero plastic air purifier also utilises natural filters which biodegrade when disposed of, as opposed to the more common HEPA filters which briiv says 'are made out of fibreglass and other microplastics' and can therefore contaminate the environment. We’ve split the products here into three groups, with models suitable for small, mid-sized and larger rooms, and you can jump to each section with the links below.Noise is another factor – you don’t want to replace one irritation (allergies) with another (the sound of a jet plane in your room).