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20x20x1 MERV 11 Allergy Guard air filters, furnace filters, air conditioner filters, and HVAC filters. Replacement AC Furnace filters from Atomic Filters are high-quality AC filters Made in the USA. 
SUPERIOR QUALITY: Made in the USA from 100% high-performance Triboelectric (electrostatic) synthetic media MERV 11 air filters with 100% high performance triboelectric (electrostatic) synthetic media
MERV 11: Filters contaminants like dust, pollen, mold spores, pet dander, and smoke.
AIR QUALITY: reduce pollen, dust, pet dander, and other fibers from the air in your home
Pack: of 6 filters
ENERGY SAVING: decrease the airflow drag helping your system to operate more efficiently
SYSTEM PROTECTION: Keeps HVAC coils free of dust and allows them to operate at optimal efficiency. Filters should be changed every 1 to 3 months
Actual size 19.5x19.5x.75
This pleated filter is a MERV 11 filter efficiency. MERV, or Minimum Efficiency Reporting Value, indicates when a filter will be least efficient. So, the higher the MERV rating, the more efficient the filter. Most fiberglass spun filters, such as those found in your local grocery store, are usually only a MERV 1 or MERV 2. These filters are generally to used to protect the HVAC system in your home and do little to protect your family's indoor air quality. A pleated filter with a MERV rating of 7 to 13 is recommended to protect the air quality in your home. A minimum of MERV 11 to MERV 13 filters are recommended for allergy suffers. Clogged or dirty air filters can affect the efficiency and airflow of your heating and cooling system, causing it to work harder to produce the same airflow while costing you more money!
These MERV 11 Allergy Guard air filters efficiently reduce pollen, dust, pet dander, and other fibers from air in your home. Eliminating these airborne particles can help alleviate allergies and sinus irritation that can cause watery eyes, itchy throat, coughing, and sneezing. An additional benefit of this HVAC air filter in your home will also extend the life of your heating and cooling system by making it work more efficiently.
These MERV 11 filters contain 14 pleats per linear foot which creates a greater surface area to catch airborne particles and decrease the airflow drag helping your system to operate more efficiently . The MERV 11 filter media is electrostatically charged and constructed with spun micro-fiber that also will not retain moisture, which can lead to microbial growth. These HVAC filters should be changed every 1 to 3 months for optimum performance.
Atomic's Premium(Better) Filter Optimum Level of home air filter or furnace filter which is a MERV 11 filter, that provides Tremendous efficiency at an extraordinary value. This filter is constructed of 100% high-performance mechanical synthetic media with 10 pleats per linear foot and is laminated to recyclable, galvanized, and corrosive-resistant expanded metal. These filters are pleated in a radial configuration for optimal airflow and particle removal. The MERV 11 rating indicates this filter will remove on average over 85% or better of the particles between 3.0 and 10.0 microns and 65-79% of Particles from 1.0 to 3.0 microns. This includes pollen, pet dander, carpet and lint, dust, mold, spores, hair spray, fabric protector, dusting aids, and cement dust, humidifier dust, lead dust, auto emissions, and milled flour. Atomic offers our filter in 1” and 2” and 4" thicknesses to fit just about any home application.
