Filters

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Best selling

Out of Stock Save 25% off your first filter

Blue Pure 411 Series Filter
Particle + Carbon Filter Filter

Choose from various filter types

$23.99
Out of Stock Save 25% off your first filter

Blue Pure 211+ Series Filter
Particle + Carbon Filter

Choose from various filter types

$69.99
Out of Stock Save 25% off your first filter

Blue Pure 211+ Auto Particle + Carbon Filter
Particle + Carbon Filter

Choose from various filter types

$69.99
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Blue Pure 311 Auto Filter
Particle + Carbon Filter

Choose from various filter types

$39.99
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Blue Pure 121 Filter
Particle + Carbon Filter

Choose from various filter types

$94.99
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Blue Pure 211i Max Filter
Particle + Carbon Filter

Choose from various filter types

$69.99
Out of Stock Save 25% off your first filter

Classic 500/600 Series DualProtection Filter

$149.99
Out of Stock Save 25% off your first filter

Classic 500/600 Series Particle Filter

$99.99
Out of Stock Save 25% off your first filter

Blue Pure 211+ Series Filter
Smokeblock Filter

Choose from various filter types

$79.99
Out of Stock Save 25% off your first filter

DustMagnet™ ComboFilter 5400

$54.99
Out of Stock Save 25% off your first filter

Blue Pure 311i Max Filter
Particle + Carbon Filter

Choose from various filter types

$44.99
Out of Stock Save 25% off your first filter

Classic 200 Series Particle Filter

$79.99
Out of Stock Save 25% off your first filter

Pro Particle Filter

$99.99
Out of Stock Save 25% off your first filter

Blue Pure 411i Max, 411a Max Filter
Particle + Carbon Filter

Choose from various filter types

$29.99
Out of Stock Save 25% off your first filter

Blue Pure 211i Max Filter
AllergenBlock Filter

Choose from various filter types

$89.99
Out of Stock Save 25% off your first filter

Blue Pure 411 Series Filter
Smokeblock Filter

Choose from various filter types

$31.99
Out of Stock Save 25% off your first filter

Classic 400 Series DualProtection Filter

$129.99
Out of Stock Save 25% off your first filter

Blue Pure 211+ Series Filter
AllergenBlock Filter

Choose from various filter types

$89.99
Out of Stock Save 25% off your first filter

Classic 200 Series DualProtection Filter

$109.99
Out of Stock Save 25% off your first filter

Blue Pure 511 Particle + Carbon Filter

$23.99
Out of Stock Save 25% off your first filter

Protect 7400 Series SmartFilter

$89.99
Out of Stock Save 25% off your first filter

Blue Pure 311i+ Max Filter
Particle + Carbon Filter

Choose from various filter types

$49.99
Out of Stock Save 25% off your first filter

Classic 400 Series Particle Filter

$89.99
Out of Stock Save 25% off your first filter

Blue Pure 211i Max Filter
SmokeBlock Filter

Choose from various filter types

$84.99
Out of Stock Save 25% off your first filter

Humidifier Replacement Wick

$19.99
Out of Stock Save 25% off your first filter

Blue Pure 311i Max Filter
AllergenBlock Filter

Choose from various filter types

$64.99
Out of Stock Save 25% off your first filter

Blue Pure Fan Particle Filter

$24.99
Out of Stock Save 25% off your first filter

Protect 7700 Series SmartFilter

$119.99
Out of Stock Save 25% off your first filter

Blue Pure 411 Series Filter
AllergenBlock Filter

Choose from various filter types

$37.99
Out of Stock Save 25% off your first filter

Blue Pure Mini Max Filter
Particle + Carbon Filter

Choose from various filter types

$21.99
Out of Stock Save 25% off your first filter

Blue Pure 311 Auto Series Filter
Smokeblock Filter

Choose from various filter types

$49.99
Out of Stock Save 25% off your first filter

DustMagnet™ ComboFilter 5200

$44.99
Out of Stock Save 25% off your first filter

Blue Pure 311i+ Max Filter
AllergenBlock Filter

Choose from various filter types

$69.99
Out of Stock Save 25% off your first filter

Blue Pure 511i Max Filter
Particle + Carbon Filter

Choose from various filter types

$29.99
Out of Stock Save 25% off your first filter

Blue Pure 411i Max, 411a Max Filter
AllergenBlock Filter

Choose from various filter types

$44.99
Out of Stock Save 25% off your first filter

Blue Pure 311i Max Filter
SmokeBlock Filter

Choose from various filter types

$59.99
Out of Stock Save 25% off your first filter

Blue Pure 511i Max Filter
AllergenBlock Filter

Choose from various filter types

$44.99
Out of Stock Save 25% off your first filter

Blue Pure Mini Max Filter
AllergenBlock Filter

Choose from various filter types

$32.99
Out of Stock Save 25% off your first filter

Blue Pure 311 Auto Series Filter
AllergenBlock Filter

Choose from various filter types

$59.99
Out of Stock Save 25% off your first filter

Blue Pure 311 Particle + Carbon Filter

$34.99
Out of Stock Save 25% off your first filter

Blue Pure 311i+ Max Filter
SmokeBlock Filter

Choose from various filter types

$64.99
Out of Stock Save 25% off your first filter

2-in-1 Purify + Humidify Replacement Wick

$24.99
Out of Stock Save 25% off your first filter

Sense Particle Filter

$89.99
Out of Stock Save 25% off your first filter

2-in-1 Purify + Humidify Replacement Filters

$49.99
Out of Stock Save 25% off your first filter

Blue Signature™ Replacement Filter

$99.99
Out of Stock Save 25% off your first filter

DreamWell™ Humidifier Replacement Wick

1 Gallon, 2 Gallon

$34.99
Out of Stock Save 25% off your first filter

Blue Pure 411i Max, 411a Max Filter
SmokeBlock Filter

Choose from various filter types

$39.99

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