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Filtrete furnace filters comparison.
Basicdust dustreduction microallergen defense allergen defenseodor reduction ultraallergen ultimateallergen eliteallergen ultrafineparticle reduction description.
3m filtrete 1 air filters comparison chart.
Change your filter today.
At 3m we believe merv only tells part of the story.
The filtrete 1900 maximum allergen reduction filter is impressive at removing dust pollen and smoke from the air when the hvac system is running on its highest fan speed earning an.
When you want the best possible air filter for your home microparticles matter most they make up 99 of the particles that are in the air.
There are a wide variety of sizes to choose from with this filter which has a merv rating of 13 the highest tier on the scale.
One of the best furnace filters for cigarette smoke is the nordic pure pleated ac furnace air filter which boasts a high merv rating and rave reviews.
You can also measure the filter slot.
The longest side is actually the width based on typical positioning of the filter in a heating and cooling system.
Beyond all the other factors involved in choosing the best furnace filter focus most of your attention on the ratings.
Merv fpr and mrp.
The most common ratings for filtrete filters are 300 1000 mpr but the top furnace filters for allergies are 1500 2800 mpr.
In simple terms manufacturers of furnace filters perform testing to assess how well the filters block out or trap air.
Filtrete healthy living filters have exclusive filtrete brand 3 in 1 technology from 3m that pulls in and traps unwanted particles while letting cleaner air flow through to help your home stay cleaner fresher healthier.
While merv ratings reflect a filter s ability to trap both microscopic and macroscopic particles mpr ratings only grade a filter on its capacity to remove particles from 0 3 to 1 microns.
For reference a typical dust particle is between 2 and 8 microns while pollen starts at 7 microns and can get up to 70 microns in size.
The american society of heating refrigerating and air conditioning engineers ashrae has a slightly different scale for filters called the merv rating.
For quick reference filtrete filter dimensions height x width x depth are printed on the filter frame so check there first.
After we inquired filtrete replied that its mpr filters capture more of the very small particles 0 3 to 1 micron than equivalent merv rated filters when tested to ashrae 52 2 protocol and.