As air moves through a building s hvac system air filters trap and collect large and small particles such as dust allergens and microorganisms.
Allergy air filter merv.
Nordic pure 20x20x1m12 6 merv 12 pleated.
Hvac hepa air filters for allergies are rated on how well they block particles of different sizes.
How merv ratings affect air quality.
Best for smoke 3.
5 to 7 merv.
The rating system is called the minimum efficiency reporting system or merv.
Filtrete mpr 1500 healthy living ultra allergen.
Details free returns return this item for free.
Filters carry claims like lasts up to 90 days.
Lennox carbon coated x6672 healthy climate filter.
Best for defending disease 5.
Best for industrial use 6.
Merv ratings or minimum efficiency ratings value are numbers assigned to air filters to determine their efficiency when it comes to removing particulates from the air higher merv ratings translate into better more efficient filters.
The most common ratings for filtrete filters are 300 1000 mpr but the top furnace filters for allergies are 1500 2800 mpr.
31 76 free shipping.
Don t trust the life span claims.
Higher isn t always better.
Our best pick 2.
Aerostar 20x30x1 merv 13 pleated air filter.
Airx allergy 20x20x1 merv 11 pleated air filter made in the usa box of 6 brand.
4 7 out of 5 stars 8 719 ratings 1 best seller in air conditioner replacement filters.
Best for pets 4.
Spun fiberglass filters are the cheapest minimum protection for hvac equipment.
For allergies merv 11 is your best choice because higherrated filters cost more but don t provide much extra relief.
It is an acronym for high efficiency particulate air filter as officially defined by the u s.
The american society of heating refrigerating and air conditioning engineers ashrae has a slightly different scale for filters called the merv rating.
Merv air filter ratings range from 1 least efficient captureability to 16 very efficient.
If no one in your home suffers from allergies there s no reason to go higher than merv 7.
Best filters for allergies.
Electrostatic self charging cotton or paper fiber filters.
This type of air filter can theoretically remove at least 99 97 of dust pollen mold bacteria and any airborne particles with a size of 0 3 microns µm.
Aprilaire 213 air filter for aprilaire whole home air purifiers.
The ratings range from merv 1 to merv 12 with the higher number indicating filters that are capable of.
According to the american society of heating refrigerating and air conditioning engineers ashrae this filtration helps provide healthier indoor air quality a filter s merv number indicates how it s rated to remove these particles.
Home hvac air filters are graded by their merv rating with most home filters falling between 1 and 13 13 are for hepa filters.
Hepa is a type of pleated mechanical air filter.
To get the best results you need to check the merv ratings.