When selecting the right filter for your application higher is not always better.
Highest merv rating furnace filter.
What merv rating is the best.
The merv filter rating system goes from 1 20.
You ll find merv ratings range from 1 to 16.
In addition you may not get the air velocity required to reach all parts of your home leaving inconsistencies in temperature.
Merv 17 through merv 20 filters are typically used in surgical operating rooms clean rooms and other contexts that require absolute cleanliness.
It tells you how effective your air filter is compared with others on the market.
This state of the art filter contains cutting edge media that allows for merv 9 particle arrestance.
Merv filter ratings and efficiency.
Not all electrostatic filters are equal.
Using an air filter with a merv rating higher than what your furnace or air conditioner manufacturer recommends can actually impair its performance.
Pleated design allows 40 more surface area.
The ratings for merv range from 1 20.
This filter does not require electricity.
Merv stands for minimum efficiency reporting value.
On the lower end of the scale larger particles can make their way through the filter.
Closer to the high end of the scale even very small particles are blocked from passing through the filter.
Merv ratings above 16 are typically used in specialized commercial settings where air filtration is critical such as hospitals.
That is the highest merv rating of any washable filter on the market today.