28W AIR PURIFIER WITH HEPA AND CARBON FILTERS: This NETTA 28W Air Purifier with HEPA and carbon filters is the ideal solution for anyone who suffers from allergies or who needs a breath of fresh air in their home or office. This purifier can cover an area of 7m² and has a purification efficiency rating (CADR) of 50 m³/h. THREE STAGE FILTERATION SYSTEM: The three-stage filtration system ensures that this air purifier can operate to its highest standard. It is made up of a pre-filter, an active carbon filter and a true HEPA filter which allows it to capture particles from as little as 0.3 microns. It is great for reducing any odours, dust, pollen, smoke and pet dander, making it ideal for anyone who suffers from allergies. THREE FAN SPEED MODES AND TIMER: This air purifier boasts three fan speed modes which enables you to pick and choose depending on your needs. The ‘sleep' setting allows the purifier to produce fresh air without disturbing your sleep. The timer allows you to choose from one hour, two hours, four hours or 8 hours which gives you more control and also helps you save on your energy bill. DIMENSIONS: 16.2cm x 15.5cm x 28cm | WEIGHT: 1.5kg.