20x21x1 Exact MERV 13 AC Furnace Filters 12 Pack Pest and Disease Control 3 in | Airflow: 26

3 in | Airflow: 26 CFM | Noise: 17 dBA | Bearings: Dual-Ball

Seaweed extracts have shown to improve root development

making it suitable for both slicing through stems and digging around tough root crops

low profile engineering allows it to be equipped in low clearance

20x21x1 Exact MERV 13 AC Furnace Filters 12 Pack Pest and Disease Control 3 in | Airflow: 26Nordic Pure MERV 13 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200