About This

• 【Perfectly Compatible】--The filter is compatible with BreatheSmart Flex and 45i Purifiers. Pls make sure the filer meet your model.
• 【2-in-1 Design】--The filter adopts a three-in-one filter design, including a pre-filter, HP filter.
• 【Activated Carbon Filter】--High efficiency activated carbon can reduce odors, like smoke, pet odors.
• 【Life Time】--To keep your purifier performing at it's best, we recommend replacing your unit's air filter every 3-4 months.
• 【Buy With Confidence】--If you have any questions about the filter, please contact us and we will help you solve the problem as soon as possible.