Dyson Purifier BP04- Big+Quiet Formaldehyde
Dyson BP04 Big+Quiet Formaldehyde is a powerful and whisper‑quiet purifier with dimensions of ~83 × 43 × 41 cm, designed for large rooms and built to detect and permanently destroy formaldehyde while capturing dust, gases, and allergens.
Specification
- Brand: Dyson
- Model: Big+Quiet Formaldehyde BP04
- Type: Air Purifier (no heating function)
- Coverage Area: Up to 100 m² (≈1,080 ft²)
- Filtration System: HEPA H13-grade + K‑Carbon filter + Selective Catalytic Oxidization (SCO) filter
- Airflow Modes: Auto mode, Breeze mode, adjustable angles at 0°, 25°, or 50°
- Oscillation: 50° adjustable airflow or cone projection
- Dimensions: ~83.0 cm (H) × 43.4 cm (W) × 41.5 cm (D)
- Cord Length: 1.8 m
- Power Consumption: Not publicly specified
- Noise Level: Quiet operation up to ~56 dB at full power
- Connectivity: MyDyson™ app, Wi-Fi, voice control (Alexa, Google Assistant, Siri)
- Color: Prussian Blue / Gold
1 Year Warranty
Delivery & Return
We want you to be happy with your purchase and we apologize if it is not. For whatever reason that you are not satisfied, we would be most happy to provide exchanges and returns for all items purchased from us if the following conditions are met.
Rules
All exchanges and returns would need to be raised within 10 days of the invoice date for Singaporeorders, and 20 days for overseas orders. For local deliveries, there is an option to exchange at any of our boutiques within Singaporeor through our online portal at www.company.com. All requests for returns however, would need to be strictly made online at www.company.com for both local and overseas deliveries.
Interpretation and Definitions
All exchanges and returns would need to be raised within 10 days of the invoice date for Singaporeorders, and 20 days for overseas orders. For local deliveries, there is an option to exchange at any of our boutiques within Singaporeor through our online portal at www.company.com. All requests for returns however, would need to be strictly made online at www.company.com for both local and overseas deliveries.
- Dyson Purifier BP04- Big+Quiet Formaldehyde
- Cone aerodynamic design projecting purified air over 32 ft (≈10 m) for whole-room coverage
- Removes 99.97% of fine particles, gases, allergens, odors, and even destroys formaldehyde permanently
- Exclusive K‑Carbon filter absorbs NO₂ up to 3× more than standard carbon filters
- CO₂ sensor alerts when indoor CO₂ levels exceed recommended thresholds
- Advanced sensor suite with algorithm to detect particles, VOCs, CO₂, and formaldehyde in real time
- Acoustically engineered motor bucket with Helmholtz silencer and labyrinth seal for quiet operation even at high power
- Breeze mode simulating natural wind sensation, adjustable airflow angles
- Long filter life: HEPA filter lasts up to 5 years; K‑Carbon filter replaced every 2 years; formaldehyde filter is permanent
- Mobile base with hidden wheels for easy repositioning, even in large rooms
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