Upgrade your home’s air filtration system with this 20x20x1 MERV 8 Air Filter with Activated Carbon (actual size 19.75" x 19.75" x 0.75"), designed for use in most residential HVAC, AC, and furnace systems that require a 1-inch filter. Built with electrostatic pleated media and an integrated layer of activated carbon, this filter is engineered to support effective dust control while helping reduce common household odors. The activated carbon layer helps address everyday indoor air concerns such as pet odors, cooking smells, litter box odors, smoke, and other lingering household scents—making it a practical choice for homes with pets, busy kitchens, and high-traffic living areas. With a MERV 8 rating (MPR 600 equivalent), this pleated HVAC filter is designed to capture airborne particles commonly found in residential environments, while the expanded pleat design increases surface area to help maintain consistent airflow through your heating and cooling system. The convenient 4-pack makes routine maintenance simple and supports recommended 90-day replacement schedules to help maintain system performance and manage indoor air quality. This product offers easy, tool-free DIY installation and is made in the USA with premium filtration materials and activated carbon media for reliable residential performance.Product performance is based on its ability to trap particles as defined by ASHRAE standards; effectiveness may vary depending on system configuration and airflow conditions. This product does not kill germs, and it cannot guarantee that all air in the environment will pass through the filters. The Clorox name and logo are trademarks of The Clorox Company and are used under license by Con-Air Industries, LLC