![Dyson Purifier, Fan-HEPA Air Filter, Space Heater and Certified Asthma + Allergy Friendly, WiFi-Enabled-HP04, White/Silver,9.76 x 8.07 x 30.08 inches : Amazon.co.uk: Home & Kitchen Dyson Purifier, Fan-HEPA Air Filter, Space Heater and Certified Asthma + Allergy Friendly, WiFi-Enabled-HP04, White/Silver,9.76 x 8.07 x 30.08 inches : Amazon.co.uk: Home & Kitchen](https://m.media-amazon.com/images/I/51sSeAX4-2L._AC_UF894,1000_QL80_.jpg)
Dyson Purifier, Fan-HEPA Air Filter, Space Heater and Certified Asthma + Allergy Friendly, WiFi-Enabled-HP04, White/Silver,9.76 x 8.07 x 30.08 inches : Amazon.co.uk: Home & Kitchen
![My hot + cool purifier HP04 just turned a year old and only used to make the high pitched whirring noise on the low fan speed. Now it's doing it all the My hot + cool purifier HP04 just turned a year old and only used to make the high pitched whirring noise on the low fan speed. Now it's doing it all the](https://external-preview.redd.it/xvG-NEjC7NhdFZbm78Q_om_hRgN9ERcfq_UiYh0KL7s.png?format=pjpg&auto=webp&s=3be519078bc1f799ae0ba77081e56069dd999ade)
My hot + cool purifier HP04 just turned a year old and only used to make the high pitched whirring noise on the low fan speed. Now it's doing it all the
![Any clue why my Dyson Formaldehyde makes this INSANELY annoying sound? It wasn't like this when I got it 2 months ago. Can't sleep through this weird high pitched noise. : r/dyson Any clue why my Dyson Formaldehyde makes this INSANELY annoying sound? It wasn't like this when I got it 2 months ago. Can't sleep through this weird high pitched noise. : r/dyson](https://external-preview.redd.it/any-clue-why-my-dyson-formaldehyde-makes-this-insanely-v0-aB0jU9Ls2WAdKae_HxTFuIMpvNnXmNvmmfTbJ5EV9O0.png?format=pjpg&auto=webp&s=92ff0f808638a40f9ec4fbacedc8ae829157a187)