The largest, quietest and most powerful Dyson air purifier — for whole-floor coverage.
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The largest, quietest and most powerful Dyson air purifier — for whole-floor coverage.
Big+Quiet BP04 projects clean air up to 10 m and covers larger spaces using cone aerodynamics. Three layers of filtration including K-Carbon for NO2/SO2 and a catalytic formaldehyde filter.
| Coverage | 100 m³ |
|---|---|
| Projection | 10 m |
| Filter | HEPA H13 + K-Carbon + catalytic |
| Sound | Down to 24 dB |
Yes — every Dyson Purifier Big+Quiet BP04 we ship is a genuine Dyson product covered by the full 2-year manufacturer warranty.
Most orders ship within 24 hours and arrive in 3–7 business days worldwide. Shipping is free, with no minimum order.
Yes. You have 14 days to request a return for a full refund, in line with consumer protection law in your country.
When you submit your order our team will confirm the correct regional version (US 120V, EU 220–240V, UK, AU/NZ or TR) before shipping.
Based on 291 reviews
Authentic Dyson, factory-sealed packaging, full warranty card included. Arrived in 4 days with discreet packaging — exactly as advertised.
— Sarah K.
Same product as Dyson direct, considerably better price. Customer service replied within 2 hours when I had a question about my plug type.
— Marcus T.
Bought as a gift for my sister — gift wrapping was beautiful and the handwritten note was a great touch. She's obsessed.
— Yuki H.
Product is amazing as expected. Delivery was a day late but the team proactively emailed an update with the courier tracking. Would order again.
— Liam P.
Bought from outside EU — customs were pre-cleared and detailed on the invoice as promised, no surprise fees on delivery.
— Aisha R.
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Dyson Purifier Big+Quiet Formaldehyde BP04 — available in 50 countries
Free shipping and full 2-year Dyson warranty in every market. Select your country to see local delivery and payment details for Dyson Purifier Big+Quiet Formaldehyde BP04.