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Identify the family and model of your air purifier so we can show you all available filter options.

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Pick the replacement filter that fits your needs from our selection of particle and carbon filters.

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Select the date you'd like your first replacement filter shipment to arrive at your doorstep.

Fresh filters, delivered right on time

Subscribers get a 15% discount on replacement filters, always free shipping¹, and automatic delivery every six months - right when it's time to replace.

Enjoy an extended warranty for as long as you're a subscriber²

Receive exclusive offers on Blueair products and specialized support for our Clean Air Experts

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¹A flat shipping rate of $25.00 will be charged on filter shipments to Alaska and Hawaii. Additional charges may apply for shipments over 30 lbs.

²The Blue by Blueair family of air purifiers (Blue Pure 411, 411+, 211, 211+, 121, Fan) are eligible for a maximum of up to two years extended warranty coverage. Use of warranty benefits requires a subscription period of at least one year. A minimum of one filter purchase per year is required to remain an active subscriber. See the Limited Warranty for product specific warranty information.