It comes with a high efficiency media filter that is up to 95 efficiency in removing circulated dust mold spores and other particles from three microns.
Furnace filter ratings consumer reports.
But to trap particles as small as 1 micron you would want a furnace filter with an mpr rating of 2800.
It is imported from outside countries and its rated number one filter by customer reports.
10 best furnace filter reviews by consumer guide 2020.
The filtrete ultra allergen reduction 1500 mpr filter earns a very good rating for removing smoke dust and pollen from the air with the system running on a high fan speed but is only.
We test airflow resistance which measures how freely air flows through the filter.
Consumer reports tests air filters for homes with forced air heating and cooling systems.
The lowest 300 mpr is a basic option that works relatively well.
The vast majority of disposable furnace filters are rated according to the merv scale minimum efficiency reporting value created by the american society of heating refrigerating and air conditioning engineers.
Last updated september 1 2020.