Breathe cleaner air with the Winix 5500-2 air purifier, designed for rooms up to 99m². Features a powerful 4-stage filtration system including HEPA and carbon filters to capture 99.999% of particles as small as 0.1 microns, reducing allergens, dust, pollen, smoke, and household odours. Smart sensor technology automatically adjusts fan speed based on air quality, while sleep mode operates at a quiet 27.4 dB with dimmed lights. Certified by Allergy UK and AHAM, this energy-efficient unit offers 5 fan speeds and intuitive controls for improved indoor air quality in bedrooms, living areas, and kitchens.