MSA3 Filter Replacement Compatible with Membrane Solutions MSA3 and MSA3S Smart Purifiers (4-Pack)

Perfectly Compatible--The filter is compatible with Membrane Solutions MSA3 and MSA3S smart purifiers. | 3-in-1 Design--The MSA3 filter provide 3 layers of defense to protect your family health. | Life Time--To keep your Purifier performing at it's best, we recommend replacing your unit's air filter every 3-4 months. | Activated Carbon Filter--Highly effective activated carbon can help reduce indoor odors. | Ensure Customer Satisfaction--If you have any questions, please contact us and we will reply as soon as possible.