① Set up your purifier
Our quick-start video shows how to assemble your purifier, so it's ready to use.
② Register your Dyson HEPA Big+Quiet Formaldehyde purifier
Register your new machine in less than 60 seconds. Then enjoy instant access to tailored support and everything you need to get the most out of your purifier.
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Access your 2-year waranty
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Dedicated business support
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Hassle-free repair or replacement
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Tailored tips and advice
③ Understanding the LCD screen
Now you're up and running, we want to help you understand your machine. The LCD screen displays the power mode setting and CO₂ level in the room – in real time.
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Low CO₂
CO₂ is at a safe level.
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Medium CO₂
CO₂ is building up. It may be advisable to take preventative measures such as opening a door or window.
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High CO₂
CO₂ has built up to a level of concern. It's advisable to take action, like opening a door or window.