Blueair 601 Series Particle Replacement Filter (qty 3) $99.94 One set of replacement filters (all 3 filters are replaced at once). Ships Free! Quantity: Add to Cart Category: Blueair air purifiers. Related Products Blueair 201 Air Purifier $209.94 Select options Color Choose an optionWhite Filter Choices Choose an optionParticle FilterCarbon Filter: Add $30.00Clear selection Quantity: Add to Cart Blueair 500/600 Series Particle Replacement Filter Set (qty 3) $99.94 Add to cart Blueair AirPod Personal Air Purifier $69.94 Select options Color Choose an optionPink DesignBlack Paisley DesignBlue Waves DesignWhite Tree Branches DesignClear selection Quantity: Add to Cart Blueair 403 Air Purifier $549.94 Select options Filter Options Choose an optionStandard Particle FilterSmokestop Filter (Gas & Odor): Add $60.00Clear selection Quantity: Add to Cart