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Filters & Accessories

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Person replacing a 211+ filter in air purifier

Save 15% with filter subscriptions

Blue Pure 411 Auto Pre-filter Arctic Trail

Blue Pure 411 Auto Pre-Filter

Compatible with Blue 411 Auto

$9.99

Save 15% with a subscription

Blue 3210 Pre-filter Aurora Light

Blue Pure 411 Auto Pre-Filter

Compatible with Blue 411 Auto

$9.99

Blue Pure 411 Auto Pre-Filter

Blue Pure 411 Auto Pre-filter Arctic Trail

Compatible with Blue Pure 411 Auto; Not compatible with 411+

$9.99