
Much like different types of masks provide different levels of #covid protection, your home HVAC filter choice can make a difference too. Most residential #HVAC filters are rated as #MERV-8. By upgrading to MERV-13, studies suggest it may provide an extra layer of precaution.
Full Article: What kind of filter should I use in my home HVAC system to help protect my family from COVID-19? | US EPA