AAF Flanders EZ Flow II 14 in. W X 20 in. H X 1 in. D Fiberglass 4 MERV Air Filter is a high-quality air filter designed to keep your home or workplace clean and free of airborne particles. It features a 4 MERV rating, ensuring efficient filtration of dust, pollen, and other allergens. With a durable fiberglass construction, this filter is built to last and can easily be replaced when needed. Keep your air clean and fresh with the AAF Flanders EZ Flow II air filter.