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Fette Filter -45i Premium True HEPA Replacement Filter, Compatible with Alen BreatheSmart Flex 45i Air Purifier Only, 3 Pre-Filter Replacements, Compare to Part # B4-Fresh & FL40-Silver-Carbon - Pack of 1+3
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Fette Filter -45i Premium True HEPA Replacement Filter, Compatible with Alen BreatheSmart Flex 45i Air Purifier Only, 3 Pre-Filter Replacements, Compare to Part # B4-Fresh & FL40-Silver-Carbon - Pack of 1+3

Amazon Price History

This is our record of Amazon price changes for Fette Filter -45i Premium True HEPA Replacement Filter, Compatible with Alen BreatheSmart Flex 45i Air Purifier Only, 3 Pre-Filter Replacements, Compare to Part # B4-Fresh & FL40-Silver-Carbon - Pack of 1+3 (B09RYT5YPG) since we began monitoring it.

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Amazon (Jul 14, 2026) (Jul 14, 2026) 0,00 € (Jul 14, 2026)

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Jul 14, 2026 11:58 PM

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45I Replacement Filter Set Compatible with Alen Air Purifier Filter Replacement Breathesmart 45i or Flex, 3 Stages H13 True HEPA Air Cleaner, Part # B4-Fresh / FL40-Silver-Carbon Remove Odor, 1 set
45I Replacement Filter Set Compatible with Alen Air Purifier Filter Replacement Breathesmart 45i or Flex, 3 Stages H13 True HEPA Air Cleaner, Part # B4-Fresh / FL40-Silver-Carbon Remove Odor, 1 set
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45i True HEPA Replacement Filter Compatible with BreatheSmart Flex and 45i Air Purifier, 2 H13 True HEPA Filters with 2 Carbon Pre-Filters, B4-Pure Filter Part # B4-Fresh / FL40-Silver-Carbon, 2 Pack
45i True HEPA Replacement Filter Compatible with BreatheSmart Flex and 45i Air Purifier, 2 H13 True HEPA Filters with 2 Carbon Pre-Filters, B4-Pure Filter Part # B4-Fresh / FL40-Silver-Carbon, 2 Pack
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HEPA 13 Filter for Alen BreatheSmart Fit50, Replacement for Alen Air Purifier Filter Fit50, Allen BreatheSmart Air Purifier Fit50 & Alen BreatheSmart Filter
HEPA 13 Filter for Alen BreatheSmart Fit50, Replacement for Alen Air Purifier Filter Fit50, Allen BreatheSmart Air Purifier Fit50 & Alen BreatheSmart Filter
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Ture HEPA 45i Replacement Filter, Compatible with Alen BreatheSmart Flex &45 i air purifier, Compared # B4-Fresh/FL40-Silver-Carbon, 2 Pack HEPA Filter+4 Pre Filter
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PUREBURG Replacement True HEPA Filter Set Compatible with Alen BreatheSmart Air Purifier 45i / Flex,Part Number B4-Fresh / FL40-Silver-Carbon,H13 High-efficiency Activated carbon,2-Pack
PUREBURG Replacement True HEPA Filter Set Compatible with Alen BreatheSmart Air Purifier 45i / Flex,Part Number B4-Fresh / FL40-Silver-Carbon,H13 High-efficiency Activated carbon,2-Pack
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PUREBURG Replacement True HEPA Filter Set Compatible with Alen BreatheSmart Air Purifier 45i / Flex,Part Number B4-Fresh / FL40-Silver-Carbon, H13 4-Stage Filtration High-efficiency Activated Carbon
PUREBURG Replacement True HEPA Filter Set Compatible with Alen BreatheSmart Air Purifier 45i / Flex,Part Number B4-Fresh / FL40-Silver-Carbon, H13 4-Stage Filtration High-efficiency Activated Carbon
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Flex 45i True HEPA Replacement Filter Compatible with BreatheSmart 45i or Flex Air Cleaner Purifier with 2 HEPA Filter and 2 Carbon Pre-Filter, Part # B4-Fresh
Flex 45i True HEPA Replacement Filter Compatible with BreatheSmart 45i or Flex Air Cleaner Purifier with 2 HEPA Filter and 2 Carbon Pre-Filter, Part # B4-Fresh
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45i Replacement Filter for Breathesmart Flex Bh400 45i Air Purifier H13 Grade True Hepa Fresh Filter B4-Pure / Fl40
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True HEPA Replacement Filter, Compatible with Alen BreatheSmart Flex and 45i Air Purifier, H13 Grade True HEPA, Plus 3 Replaceable Pre-Filters, Part # B4-Fresh (1-Pack)
True HEPA Replacement Filter, Compatible with Alen BreatheSmart Flex and 45i Air Purifier, H13 Grade True HEPA, Plus 3 Replaceable Pre-Filters, Part # B4-Fresh (1-Pack)
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Nispira True HEPA Filter Replacement Compatible with Alen BreatheSmart 45i or BreatheSmart Flex Air purifier. Compared to Part B4-Odor, 1 Pack
Nispira True HEPA Filter Replacement Compatible with Alen BreatheSmart 45i or BreatheSmart Flex Air purifier. Compared to Part B4-Odor, 1 Pack
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HEPA Filter Replacements for Alen Air Purifier Filter T500 and TF60-MP - 2 Pack - Compatible with Alen T500 Tower Air Purifier - Compatible with Alen Replacement Filter Model T500
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45i Filter Replacement Compatible with Alen BreatheSmart 45i or Flex Air Purifier 1 Pack Filter
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Alen BF35 Silver Carbon Air Purifier Replacement Filter for BreatheSmart Classic - True HEPA Filter for Air Purifier for Pet Odor, Fur, & Dander, Long-Lasting Pure Air Filter (1 Air Purifier Filter)
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HEPA Filter for Alen Air Purifier Filter Classic, BF35 & Breathe Smart Filter - Durabasics BF35 VOC Filter Fits Alen BreatheSmart Classic Air Purifier - Replacement for Allen Air Filters
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Alen BF35 MP Air Purifier Replacement Filter for BreatheSmart Classic, True HEPA Filter for Air Purifier for Dust, Pollen, Odor & Small Particles, Long-Lasting Pure Air Filter (1 Air Purifier Filter)
Alen BF35 MP Air Purifier Replacement Filter for BreatheSmart Classic, True HEPA Filter for Air Purifier for Dust, Pollen, Odor & Small Particles, Long-Lasting Pure Air Filter (1 Air Purifier Filter)
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Alen BreatheSmart 45i/FLEX H13 True HEPA Replacement Filter - Medical-Grade Air Filter- Captures Allergens, Dust, Mold, and Germs, 700-800 SqFt Coverage - 99.9% Airborne Particle Removal
Alen BreatheSmart 45i/FLEX H13 True HEPA Replacement Filter - Medical-Grade Air Filter- Captures Allergens, Dust, Mold, and Germs, 700-800 SqFt Coverage - 99.9% Airborne Particle Removal
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Alen BreatheSmart 45i/FLEX H13 True HEPA Replacement Filter-Medical-Grade Air Filter-700-800 SqFt Coverage- 99.9% Airborne Particle Removal-Captures Allergens, Dust, Mold, Germs, VOCs, Household Odors
Alen BreatheSmart 45i/FLEX H13 True HEPA Replacement Filter-Medical-Grade Air Filter-700-800 SqFt Coverage- 99.9% Airborne Particle Removal-Captures Allergens, Dust, Mold, Germs, VOCs, Household Odors
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[2 SETS] BF35 Filter Replacement Set Compatible with Alen Air Purifier Filter Replacement BF35 for BreatheSmart Classic H13 True HEPA Air Cleaner for Home and Large Room, Include 2 HEPA and 2 Pre-filter
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Fette Filter - FLT5600 True HEPA Air Purifier Replacement Filter Compatible with GermGuardian FLT5600 True HEPA H13 Filter N for GermGuardian Purifier AC5600 AC5600WDLX AC5600W - 2 True Hepa & 2 Activated Carbon Filter.
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Nispira True HEPA Filter Carbon Pre Filter Compatible with Alen BreatheSmart T500 Tower Air Purifier. Compared to Part TF60, 2 Packs
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2-Pack Fit50 True HEPA Replacement Filter Compatible with A len FF50 for BreatheSmart Fit50 Purifier, 2×3-in-1 H13 True HEPA Filters + 2×Pre-Filters（Carbon & True HEPA Filter Version）
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Alen BreatheSmart 45i HEPA Air Purifier With Pure Filter, Captures Allergens, Dust, Mold, and Germs. Smart Home Essentials for Primary Bedrooms, Home Office, Home Gyms and other rooms up to 800 sq. Ft
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Fette Filter - Air Purifier Replacement Filter Compatible with LEVOIT Vista 200 Air Purifier 3-in-1 Nylon Pre-Filter, True HEPA Filter, High-Efficiency Activated Carbon Filter, Compare to Vista 200-RF (2)
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True HEPA BF35-Silver Carbon Replacement Air Filter Compatible with Alen BreatheSmart Classic Large Room Air Purifier - 1 Pack
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Nispira BF35 HEPA Replacement Filter Compatible with Alen BreatheSmart Classic Air Purifier Part BF35 HEPA-Pure. 1 Pack
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Alen (FF50-Silver-Carbon) HEPA-Silver-Carbon Replacement Filter for BreatheSmart FIT50 Air Purifier, 1-Pack
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Fette Filter - 116131 Premium True HEPA H13 Replacement Filter I Compatible with Winix C555 Air Purifier 2 Ture HEPA H13 Filters + 2 Enhanced Activated Carbon Filter Compare to Winix 116131 Filter I
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BS-03 True HEPA Replacement Filter for PARTU BS-03 Air Purifier Part U, Part X and Slevoo BS-03 HEPA Air Purifier, 3-in-1 filtration with H13 True HEPA Filter, Activated Carbon Filter, Pack of 2
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Fette Filter - HSP002 Premium True H13 HEPA Air Purifier Replacement Filter Compatible with HSP002 For Smart True HEPA Air Purifier 2.0 (Pack of 2)
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True HEPA Replacement Filter for Winix C535, 115115 HEPA Replacement Filter A Compatible with Winix 5300, 5300-2, 6300, 6300-2, P300 PlasmaWave Air Purifier Filter, Compare to Part #115115 Size 21, 2 Pack Hepa filters + 4 Pack Carbon Prefilters
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