The Dyson Purifier Big+Quiet Formaldehyde is Dyson’s quietest and most powerful air purifier, engineered to purify large spaces up to 100m while capturing 99.95% of ultrafine particles and destroying formaldehyde. With advanced cone aerodynamics, a three-stage filtration system, and smart app control, it provides cleaner, healthier air with minimal noise and maximum efficiency.

- Effective for rooms up to 100m with long-range air projection over 10 metres.
- Filtration system captures 99.95% of particles, removes odours, continuously destroys formaldehyde.
- Dyson’s Cone Aerodynamics technology ensures powerful and even air distribution across large areas.
- It also functions as a cooling fan, delivering over 80 litres of purified air per second with adjustable airflow angles.
- The HEPA filter lasts up to 11 years, and the carbon filter lasts up to 2 years, reducing maintenance needs.
- Its discreet design includes hidden wheels for easy movement and a sleek, modern look that fits into any space.
- A 2 year warranty is included.
Dyson Purifier Big + Quiet

WARNING! KEEP BATTERIES OUT OF REACH OF CHILDREN. BATTERIES ARE HAZARDOUS (NEW OR USED). Batteries can cause serious injuries if swallowed or placed inside any part of the body. Seek medical attention immediately if you suspect a battery has been swallowed or placed inside the body. Dispose of used button/coin batteries immediately and safely. A battery can still be dangerous even when it can no longer operate the device. Place sticky tape around the battery and dispose of it immediately out of reach of children in an outside bin or recycle safely.
Contact the Australian Poisons Information Centre immediately for 24/7 fast, expert advice on 13 11 26.
Product Disclaimer: Officeworks cares greatly about the safety of our customers and makes every effort to ensure that the images, descriptions and formulations of each product we sell are accurate and up to date. However, product formulas can change and there may be slight delays in updating the information online. If you have particular concerns about the materials or ingredients used in this product, please read the label carefully on the product or contact the manufacturer for the most up to date information.