20x22x1 Fiberglass Merv 2 Filter
MERV 2, Fiberglass Air Filter Captures: Pollen, Dust Mites, Insects, Sanding Dust, Spray Paint, Textile & Carpet Fibers Typical Applications: Residential, Window A/C, Minimal Filtration Filter Efficiency: <20% Grade: Economy (Often referred to as a 30-day filter) Proudly Made in the USA! MERV stands for minimum efficiency reporting value. People still deciding between HEPA filters and MERV filters might find it interesting to know that less obstructive MERV filters are often a better option than HEPA filters if used in a central HVAC system. This is because dense filter materials found in HEPA filters cause a significant drop in pressure. Get your fiberglass air filter from Brookaire to catch contaminants like dust mites, cockroach debris, sanding or spray paint dust, and more!