Flintar B4-Fresh Replacement Filter, Compatible with Alen BreatheSmart Flex and 45i Air Purifier, H13 Grade High Efficiency Air Filtration with 12 oz. Activated Carbon Pellets, 1-Pack

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Management number 211665157 Release Date 2026/04/04 List Price $13.32 Model Number 211665157
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Flintar B4-Fresh H13 Grade Replacement Filter is compatible with Alen BreatheSmart Flex and 45i Air Purifiers. This Air Filtration System includes: Replaceable Pre-filter: Traps larger particles in the air like hair, dust, pet fur, lint and and prolong the life of Main Filter. Replace every 3 months to keep air purifier running efficiently . H13 Grade High Efficiency Main Filter: Captures 99.9% of airborne particles down to 0.1 microns in size, creating fresh and purified air for you and your family. Activated Carbon Filter: Removes heavy household odors from pets, cooking, smoking, wildfire and harmful VOC’s with the power of more than 12 oz. of high-efficiency activated carbon pellets. Using Flintar premium air purifier filters and replacing the filters regularly will help optimize air cleaning performance. Replace your Main Filter every 9-12 months and Pre-Filter every 3 months for optimal performance.

  • COMPATIBILITY: Specifically designed to be fully compatible with Alen BreatheSmart Flex and 45i air purifier model as a direct replacement filter. Compares to Part # B4-Fresh (Old Part # FL40-Silver-Carbon). DO NOT fit any other models
  • THREE-STAGE FILTRATION: Features pre-filter, H13 Grade main filter, and activated carbon filter for comprehensive air purification
  • PREMIUM FILTER GRADE: H13 grade air filtration system captures 99.9% of harmful airborne particles with superior efficiency for cleaner and fresher indoor air
  • HIGH-EFFICIENCY: Activated Carbon Filter removes heavy household odors from pets, cooking, smoking, wildfires, and harmful VOC’s with the power of more than 12 oz high-efficiency activated carbon pellets
  • PACKAGE CONTENTS: Includes One (1) complete set of replacement filters (pre-filter, main filter, and activated carbon), PLUS (3) extra replaceable Pre-Filters for added value
UPC 850033652260
Brand Name Flintar
Unit Count 1.0 Count
MERV Rating 13
Manufacturer Flintar LLC
Model Number B4-Fresh
Material Type Paper, Carbon
Product Grade New
Number of Items 1
Compatible Devices BreathSmart 45i Air Purifier, BreathSmart Flex Air Purifier
Common Applications Appliances
Warranty Description Manufacturer's warranty for 90 days from purchase date
Air Filter Construction Pleated
Item Dimensions L x W x Thickness 14"L x 11"W x 2"Th

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