Our 6672 Merv 16 Healthy Climate Carbon Home Furnace Filter is compatible with Lennox X6672 Carbon Merv 16 Home Furnace Filter for HVAC System, Part Number HCF16-16, The 6672 filter is designed to replace the Lennox HCC16-28 model and fits many models accepting 16x25x5 filters. FEATURES: 1. The 6672 16x25x5 merv 16 air filter is fully compatible, ensuring a perfect fit and optimum performance. 2. Installing the 6672 air filter is hassle-free, allowing you to quickly and effortlessly replace the old filter and improve your indoor air quality immediately. 3. The 6672 merv 16 carbon furnace filters can filter over 98% of impurities, providing you with the highest quality air environment. 4. With highly durable construction, this filter is built to last, maintaining its filtering efficiency over time and reducing the need for frequent replacements. Package: 2 X 6672 filter replacement Warm Tips: It is recommended to replace every 6-8 months depending on the usage and environment. Disclaimer: This is not an OEM product. Any brand names or logos are the registered trademarks of their respective owners. Any use of any brand name or model designation for this product is made solely for the purpose of demonstrating compatibility.