The Flanders PrecisionAire 9x9x1 MERV 8 Air Filter 80055.01199 Box Case of 12 is a high-quality air filter designed to improve indoor air quality. Made in Mexico, this filter is specifically sized at 9x9x1 inches and provides efficient filtration with a MERV 8 rating. Ideal for use in heating, cooling, and air systems, this filter helps to keep indoor environments clean and healthy. Perfect for home improvement projects related to home and garden maintenance, this filter is a reliable choice for ensuring fresh and clean air circulation.