25 Air Purifier Replacement Filter: Compatible with MA Series Air Purifier 25 S1/W1/B1, 3 in 1 Pre-filter, Pleated Filter and Activated Carbon Filter, 4 Pack

Additional Details from the Manufacturer

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More features

• 25 Replacement filter fits for 25 air purifier S1/W1/B1 models. Your unit has a filter on each side, both filters should be replaced at the same time.
• 3-IN-1 FILTRATION: 25 Filters are made of 3-in-1 filtration systems including Nylon Pre-Filter, Pleated Filter, and Activated Carbon Filter.
• HIGH-EFFICIENCY: The premium granular activated carbon filter physically absorbs dust, smoke, other volatile gases, pollen and fine pollutants. Suitable for a wider range, it is a good choice for families with smoke problems, pollen problems, pet odor.
• COST EFFECTIVE: Package includes 1 Set (4 filters). Fully meet your needs for the replacement of 25 filter
• EASY TO INSTALL: Installation is easy with no tools required. We recommend replacing the 25 air purifier filter every 3-6 months for optimal performance, depending on usage and environment.