Blueair 405 review£499.00
Try Which? for £1 to reveal the products that perform
Make smarter choices
- 20%Lowest score
- 60%Average score
- 85%Highest score
Compare retailersPrice updated daily
Prices are updated daily and are ordered from lowest to highest, irrespective of retailer rating, delivery price or stock. We are not able to show every possible online retailer and do not include high street only retailers.
|RetailerRetailer rating||PriceDelivery||In stock|
John Lewis & Partners
|Go to store|
The retailers shown are supplied by PriceRunner.co.uk. This may not include every retailer selling the product online. When a retailer link is followed we receive a payment from PriceRunner, irrespective of whether a purchase is made.
Which? is a participant in the Amazon EU Associates Programme, an affiliate programme designed to provide a means for sites to earn affiliate fees by linking to Amazon.co.uk. For products subsequently purchased via Amazon, we receive a payment from them rather than from PriceRunner.
The Which? difference
As well as thousands of impartial product reviews from our Test Labs, a Which? membership also gets you:
- Unlimited access across which.co.uk
- Advice on the move with our apps
- Which? magazine delivered to your door
- The inside scoop on important issues, from scams to savings accounts
Which? can help you make good decisions
How to buy the best air purifier
How to buy an air purifier you can trust to quickly rid your air of pollutants like dust, pollen and smoke. Find out about the best air purifier types, running costs, Hepa filters, noise levels and the features you really need.
How we test air purifiers
Our air purifier reviews are based on our independent lab tests. Find out more about how we test air purifiers to find the best machine for your home.
How to improve your indoor air quality at home
Opening windows, vacuuming regularly and choosing the best air purifier for your home and lifestyle - we reveal everything you need to know about reducing pollution and allergens in your home and improving your home's air quality.