Blueair Blue Signature™ SP4i Air Purifier | HEPA Silent | Smart AirSense | WiFi App Control | Large Room 705 to 3385ft

Highlights𝗕𝗹𝘂𝗲𝗮𝗶𝗿 𝗕𝗹𝘂𝗲 𝗦𝗶𝗴𝗻𝗮𝘁𝘂𝗿𝗲™ 𝗦𝗣𝟰𝗶 𝗔𝗶𝗿 𝗣𝘂𝗿𝗶𝗳𝗶𝗲𝗿 | 𝗛𝗘𝗣𝗔 𝗦𝗶𝗹𝗲𝗻𝘁 | 𝗦𝗺𝗮𝗿𝘁 𝗔𝗶𝗿𝗦𝗲𝗻𝘀𝗲 | 𝗪𝗶𝗙𝗶 𝗔𝗽𝗽 𝗖𝗼𝗻𝘁𝗿𝗼𝗹 | 𝗟𝗮𝗿𝗴𝗲 𝗥𝗼𝗼𝗺 𝟳𝟬𝟱 𝘁𝗼 𝟯,𝟯𝟴𝟱𝗳𝘁𝑷𝑶𝑾𝑬𝑹𝑭𝑼𝑳 𝑨𝑰𝑹 𝑷𝑼𝑹𝑰𝑭𝑰𝑪𝑨𝑻𝑰𝑶𝑵 𝑭𝑶𝑹 𝑻𝑯𝑬 𝑾𝑯𝑶𝑳𝑬 𝑹𝑶𝑶𝑴 The Blueair Signature SP4i uses an advanced 7stage HEPASilent™ filtration system that removes 99.97% of airborne particles as small as 0.1 microns. This means cleaner air from smoke, dust, pollen, allergens, and everyday pollutants — fast, quiet, and energy-efficient.𝑨𝑫𝑽𝑨𝑵𝑪𝑬𝑫 𝑶𝑫𝑶𝑹 & 𝑮𝑨𝑺 𝑹𝑬𝑴𝑶𝑽𝑨𝑳 Equipped with OdorFence™ Technology, this purifier doesn’t just trap bad smells — it breaks down odors, gases, and VOCs using bio-based enzymes and minerals. ✔ Removes up to 10× more odor than standard carbon filters ✔ Ideal for cooking smells, smoke, pets, and closed rooms

𝑺𝑴𝑨𝑹𝑻 𝑨𝑼𝑻𝑶 𝑭𝑹𝑬𝑺𝑯 𝑴𝑶𝑫𝑬 Built-in laser air quality sensors monitor pollution in real time and automatically adjust fan speed to keep your air fresh all day. Over time, the system learns your daily routine and adapts for optimal comfort — no manual adjustment needed.

𝑬𝑨𝑺𝒀 𝑻𝑶 𝑹𝑬𝑨𝑫 𝑨𝑰𝑹 𝑸𝑼𝑨𝑳𝑰𝑻𝒀 𝑰𝑵𝑫𝑰𝑪𝑨𝑻𝑶𝑹 A discreet front indicator shows real-time air quality using 5 clear colors: 🔵 Blue – Excellent 🟢 Green – Good 🟡 Yellow – Moderate 🟠 Orange – Poor 🔴 Red – Very Poor A subtle animation appears when the purifier is actively cleaning, so you know it’s working at a glance.

𝑰𝑵𝑻𝑬𝑹𝑨𝑪𝑻𝑰𝑽𝑬 𝑺𝑴𝑨𝑹𝑻 𝑫𝑰𝑺𝑷𝑳𝑨𝒀 A premium dot-matrix display wakes automatically when you approach. Playful animations reflect active modes  like a dancing moon in Night Mode  making air quality simple, intuitive, and enjoyable to use.

𝑫𝑶𝑼𝑩𝑳𝑬𝑺 𝑨𝑺 𝑨 𝑺𝑰𝑫𝑬 𝑻𝑨𝑩𝑳𝑬 Designed in a sleek Swedish style, the flat top surface allows it to function as a side table. Compact, lightweight, and stylish  it blends seamlessly into modern homes with optional accessories to match your decor.

𝑬𝑨𝑺𝒀 𝑴𝑨𝑰𝑵𝑻𝑬𝑵𝑨𝑪𝑬, 𝑳𝑶𝑵𝑮𝑬𝑹 𝑭𝑰𝑳𝑻𝑬𝑹 𝑳𝑰𝑭𝑬 Features a quick-swap, tool free filter that’s easy to replace. Thanks to its innovative design, the filter lasts up to 2× longer, while RealTrack™ technology monitors actual usage and alerts you when replacement is needed.

𝑸𝑼𝑰𝑬𝑻 & 𝑬𝑵𝑬𝑹𝑮𝒀 𝑬𝑭𝑭𝑰𝑪𝑰𝑬𝑵𝑻 Delivers powerful purification with low noise and low power consumption, helping reduce electricity usage while maintaining top-tier performance  ideal for daily use, even at night.

𝗖𝗹𝗲𝗮𝗻𝘀 𝗮𝗶𝗿 𝘃𝗲𝗿𝘆 𝘄𝗲𝗹𝗹, removes dust, smoke, allergens 𝗥𝗲𝗺𝗼𝘃𝗲𝘀 𝗯𝗮𝗱 𝘀𝗺𝗲𝗹𝗹𝘀, not just covers them 𝗔𝗱𝗷𝘂𝘀𝘁𝘀 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗰𝗮𝗹𝗹𝘆 based on air quality 𝗘𝗮𝘀𝘆 𝘁𝗼 𝘂𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱 𝗰𝗼𝗹𝗼𝗿 𝗶𝗻𝗱𝗶𝗰𝗮𝘁𝗼𝗿 𝗟𝗼𝗼𝗸𝘀 𝗹𝗶𝗸𝗲 𝗳𝘂𝗿𝗻𝗶𝘁𝘂𝗿𝗲, not a machine 𝗟𝗼𝘄 𝗲𝗹𝗲𝗰𝘁𝗿𝗶𝗰𝗶𝘁𝘆 & 𝗾𝘂𝗶𝗲𝘁 𝗘𝗮𝘀𝘆 𝗳𝗶𝗹𝘁𝗲𝗿 𝗰𝗵𝗮𝗻𝗴𝗲, 𝗹𝗮𝘀𝘁𝘀 𝗹𝗼𝗻𝗴𝗲𝗿DescriptionThe Blueair Signature SP4i uses an advanced 7stage HEPASilent™ filtration system that removes 99.97% of airborne particles as small as 0.1 microns. This means cleaner air from smoke, dust, pollen, allergens, and everyday pollutants — fast, quiet, and energy-efficient. & Equipped with OdorFence™ Technology, this purifier doesn’t just trap bad smells — it breaks down odors, gases, and VOCs using bio-based enzymes and minerals. ✔ Removes up to 10× more odor than standard carbon filters ✔ Ideal for cooking smells, smoke, pets, and closed rooms

Built-in laser air quality sensors monitor pollution in real time and automatically adjust fan speed to keep your air fresh all day. Over time, the system learns your daily routine and adapts for optimal comfort — no manual adjustment needed.

A discreet front indicator shows real-time air quality using 5 clear colors: Blue – Excellent Green – Good Yellow – Moderate Orange – Poor Red – Very Poor A subtle animation appears when the purifier is actively cleaning, so you know it’s working at a glance.

A premium dot-matrix display wakes automatically when you approach. Playful animations reflect active modes like a dancing moon in Night Mode making air quality simple, intuitive, and enjoyable to use.

Designed in a sleek Swedish style, the flat top surface allows it to function as a side table. Compact, lightweight, and stylish it blends seamlessly into modern homes with optional accessories to match your decor.

, Features a quick-swap, tool free filter that’s easy to replace. Thanks to its innovative design, the filter lasts up to 2× longer, while RealTrack™ technology monitors actual usage and alerts you when replacement is needed.

&
Delivers powerful purification with low noise and low power consumption, helping reduce electricity usage while maintaining top-tier performance ideal for daily use, even at night.