## 20x20x4 Standard Capacity MERV 13 Pleated Air Filter (Case of 3)

Best 20x20x4 Standard Capacity MERV 13 Pleated Air Filter (Case of 3)

20x20x4 Standard Capacity MERV 13 Pleated Air Filter (Case of 3 20x20x4 Standard Capacity MERV 11 Pleated Air Filter (Case of 3) Was this review helpful to you? Yes. No. 5.0 out of 5 stars Great filters February 20, 2013.

The Standard Capacity MERV 13 filters are 80% efficient at removing 1 micron (0.0000393") particles and meet the Green Building Council LEED (Leadership in Energy and Environmental Design) standards and will capture airborne particles as small as .3 microns. Some particle types captured are pet dander, mold spores, ragweed pollen, dust mite debris, microscopic allergens, odor, tree pollen, grass pollen, oil smoke, tobacco smoke, bacteria, insecticide dust, lead dust, and sub-pollen particles capable of reaching lower airways and causing clinical symptoms of Asthma.

20x20x4 Standard Capacity MERV 13 Pleated Air Filter (Case of 3)

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20x20x4 Standard Capacity MERV 13 Pleated Features :

• Actual Size: 19-3/8" x 19-3/8" x 3-5/8"
• Ideal for those with severe allergies due to it's increased efficiency at filtering particle sizes of common allergens
• Designed for residential and commercial use
• Low airflow resistance for better equipment operation and to help lower energy costs

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