Lifesupplyusa Sets Of 3 (48) Replacement Filters Fit All Blueair 500/600 Series Smoke Stop Air Purifiers 501 503 550E 601 603 650E Size 16

48 Smoke Stop Replacement Air Purifier Filters Will fit: ALL Blueair 500 & 600 Series Air Purifiers including Blueair 501, 503, 550E, 601, 603, 650E Heavy Carbon Filters combined with True HEPA filter Prevent bacteria and mold growth and filters out gas and odor. Essential for households with children, seniors, pets, allergy and asthma sufferers, and smokers. Brand New Individually Sealed - By Life Supply USA