Hepa which stands for high efficiency particulate air is a rating for air purifiers that absorb at least 99 7 of airborne particles as small as 0 3 microns.
Hepa air filter hvac.
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In the end the decision of which filter to get will come down to your own specific needs.
Hepa air filters are installed in hvac systems to remove the maximum amount of contaminants from the air stream for applications that require very clean air.
The acronym hepa stands for high efficiency particulate air and is a type of air filter.
Product title filtrete advanced allergen bacteria virus true hepa room air purifier filter f1 average rating.
Hepa air filters are installed in hvac systems to remove the maximum amount of contaminants from the air stream for applications that require very clean air.
Remember that the air in your home is recirculated so the same air will pass through your filter multiple times each day.
In most cases you can strike a good balance between air cleanliness and hvac efficiency with a merv rated filter.
They were initially commercialized in the 1950s with the term hepa becoming a registered trademark and later a generic term for high efficiency filters.