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Dyson Purifier Big+Quiet Formaldehyde BP04 — front view
Air Purifiers

Dyson Purifier Big+Quiet Formaldehyde BP04

The largest, quietest and most powerful Dyson air purifier — for whole-floor coverage.

£644Free Worldwide Shipping
SKU: DYS-BP04· 2-year manufacturer warranty· Delivery in 3–7 business days worldwide

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Full article about this product

Dyson Purifier Big+Quiet Formaldehyde BP04

The largest, quietest and most powerful Dyson air purifier — for whole-floor coverage.

Overview

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.

Specifications

Coverage100 m³
Projection10 m
FilterHEPA H13 + K-Carbon + catalytic
SoundDown to 24 dB

Frequently asked questions

Is the Dyson Purifier Big+Quiet BP04 genuine and covered by Dyson warranty?+

Yes — every Dyson Purifier Big+Quiet BP04 we ship is a genuine Dyson product covered by the full 2-year manufacturer warranty.

How fast does the Dyson Purifier Big+Quiet BP04 ship?+

Most orders ship within 24 hours and arrive in 3–7 business days worldwide. Shipping is free, with no minimum order.

Can I return the Dyson Purifier Big+Quiet BP04 if I change my mind?+

Yes. You have 14 days to request a return for a full refund, in line with consumer protection law in your country.

Which voltage / plug does the Dyson Purifier Big+Quiet BP04 support?+

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.

Customer reviews

4.7

Based on 291 reviews

5
78%
4
16%
3
4%
2
1%
1
1%
Verified buyer

Authentic Dyson, factory-sealed, full UK warranty card. Royal Mail delivered in 3 days.

Emma W.

Verified buyer

Cheaper than John Lewis or Boots and arrived faster. UK plug, full warranty, no issues.

James M.

Verified buyer

Brilliant gift for my partner. Free returns made it easy when she wanted a different colour.

Charlotte S.

Verified buyer

Product is stunning. Delivery a day later than estimated but support was responsive.

Oliver T.

Verified buyer

Same Dyson product as Selfridges sells for £100 more. Verified authentic by the serial number.

Sophie K.

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Dyson Purifier Big+Quiet Formaldehyde BP04 — available in 50 countries

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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.

Dyson Purifier Big+Quiet Formaldehyde BP04
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