1 doctor weighed in:

Indoor air pollution. How helpful is a hepa filter?

1 doctor weighed in
Dr. Barry Bergman
Pediatrics

In brief: Great

Hepa filters are one of the best filters.
Use according to room size. They are great.

In brief: Great

Hepa filters are one of the best filters.
Use according to room size. They are great.
Dr. Barry Bergman
Dr. Barry Bergman
Thank
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