Pamlico Air 20 in. W X 30 in. H X 2 in. D Fiberglass 4 MERV Air Filter is the perfect solution for maintaining clean and fresh air in your home. Made with high-quality fiberglass material, this filter effectively captures dust, pollen, and other contaminants to improve the air quality in your space. With a MERV rating of 4, it is designed to provide efficient filtration while also prolonging the life of your HVAC system. Easy to install and replace, this filter is a must-have for any household. Breathe easy and enjoy a healthier environment with the Pamlico Air 20 in. W X 30 in. H X 2 in. D Fiberglass 4 MERV Air Filter.