Breathe clean air where it matters most. With powerful yet quiet filtration, the Blue Pure 311i Max transforms your bedroom or home office spaces into refreshing environments for restful nights and productive days.

• Blue Pure 311i Max & Blue Pure 311i Max AllergenBlock Filter bundle
• Quickly cleans 439 ft² in 12.5 minutes, 1,054 ft² in 30 minutes, & 2,107 ft² in 1 hour.
• Automatically detects and quickly removes pollutants such as dander, pollen, dust mite matter allergen and more.
• Compact with 360-degree air intake, so you can place it anywhere
• RealTrack in-app filter monitoring accurately tracks filter lifetime based on usage and pollutant levels.Variety of washable pre-filter colors designed to blend seamlessly in your home