Pleated Air Filter: 20 x 20 x 4", MERV 13, Mini-Pleat MPN:PRO21638

This high-quality, MERV 13 pleated air filter is perfect for capturing dust and allergens with minimal resistance to airflow. With dimensions of 20 x 20 x 4 inches, it's a great choice for use in HVAC systems that require more filtration efficiency than what can be provided by traditional fiberglass filters. The mini-pleat design means that there are more pleats per square inch, resulting in increased surface area and better filtration performance. Top industries using this type of filter include schools, hospitals, commercial buildings, and residential homes with allergies or asthma sufferers. It's an ideal choice for anyone who wants clean air without sacrificing airflow. By installing a pleated air filter like this one, you can protect your home or office from unwanted dust and pollutants that can negatively impact indoor air quality.