Photo 1 of Alen BF35 VOC FreshPlus Air Purifier Replacement Filter for BreatheSmart Classic - True HEPA Filter for Air Purifier for VOC/Dust/Dander/Smoke, Long-Lasting Pure Air Filter (1 Air Purifier Filter)

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Photo 1 of Alen BF35 VOC FreshPlus Air Purifier Replacement Filter for BreatheSmart Classic - True HEPA Filter for Air Purifier for VOC/Dust/Dander/Smoke, Long-Lasting Pure Air Filter (1 Air Purifier Filter)Photo 2 of Alen BF35 VOC FreshPlus Air Purifier Replacement Filter for BreatheSmart Classic - True HEPA Filter for Air Purifier for VOC/Dust/Dander/Smoke, Long-Lasting Pure Air Filter (1 Air Purifier Filter)Photo 3 of Alen BF35 VOC FreshPlus Air Purifier Replacement Filter for BreatheSmart Classic - True HEPA Filter for Air Purifier for VOC/Dust/Dander/Smoke, Long-Lasting Pure Air Filter (1 Air Purifier Filter)Photo 4 of Alen BF35 VOC FreshPlus Air Purifier Replacement Filter for BreatheSmart Classic - True HEPA Filter for Air Purifier for VOC/Dust/Dander/Smoke, Long-Lasting Pure Air Filter (1 Air Purifier Filter)