The PureMate PM-440 40L Smart Dehumidifier offers a powerful, high-capacity moisture management solution engineered to protect homes up to 40m² against persistent damp, window condensation, and mould growth. Extracting up to 40 litres of excess moisture per day, this heavy-duty unit doubles as a fast indoor clothes dryer by pulling dampness directly away from hanging laundry to significantly reduce drying times without the high energy costs of a tumble dryer. Designed for modern convenience, it features 2.4GHz Wi-Fi for remote monitoring via the Smart Life app and compatible smart voice assistants, a front-loading 5.5-litre water tank with auto shut-off, and an included continuous drainage hose for maintenance-free operation. Powered by R290 refrigerant, the PM-440 combines whisper-quiet performance (≤47dB in Sleep Mode) with smooth 360° castor wheels, precision humidity targeting (30%–80% RH), and a digital child safety lock to deliver safe, whole-home moisture control.

Details Dimensions: 35.5 cm (W) × 27.5 cm (D) × 52.8 cm (H) Net Weight: 16.5 kg Moisture Extraction: Up to 40 litres per 24 hours Recommended Room Size: 35m² – 40m² Water Tank Capacity: 5.5 Litres Target Humidity Range: 30% – 80% (adjustable in 5% increments) Operating Modes: Intelligent, Continuous, and Sleep Mode Fan Speeds: 2 settings (High / Low) Noise Level: ≤47dB(A) Smart Compatibility: 2.4GHz Wi-Fi (Smart Life App, Google Home) Timer: 0–24 Hour Programmable Timer Refrigerant Type: R290 Safety & Portability: Child Lock, integrated carry handle, and 360° castor wheels Care Instructions Power Safety: Always isolate the unit by turning it off and unplugging it from the mains before carrying out any maintenance. Air Filter: Clean the rear air filter fortnightly. Lightly vacuum dust buildup or wash gently with warm soapy water. Dry completely before refitting. Water Reservoir: Empty and rinse the 5.5L water tank regularly to prevent scale and bacterial growth. Use warm water with a mild detergent when needed. Exterior Casing: Wipe down surfaces with a clean, damp microfiber cloth. Avoid solvent-based chemicals or abrasive scouring pads. Storage: Before long-term storage, ensure the internal reservoir is thoroughly drained and dried. Store upright in a cool, dry place away from direct heat sources.

Something not quite right? You have 21 days from the day you receive it, to send something back. When you purchase Debenhams Deliver+, you will have an extra 14 days on top of our standard 21-day window to initate a return.

Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.

Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.

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