Blueair Particle Filter for Model 503 and 603
Compatible with Blueair 500 and 600 series air purifiers
Replacement filter ensures up to 6 months of use.
3-stage progressive filter
First layer absorbs large particles such as pollen and dust while the second and third layers capture smaller particles, including bacteria.
Exhaust filter design
Resists loading or clogging to continue filtration at peak performance levels.
Nontoxic polypropylene design
Provides added safety. Water-resistant design for added convenience.
Product Type: Particle Filter
Filter Models: 500/600 Series
Model Number: 501PFK
Product Height: 13 inches
Product Width: 9.5 inches
Product Depth: 8.5 inches
Product Weight: 4 lbs
Shipping Weight: 6 lbs