MANUFACTUER NOTE:Our mission is to help you Live Better with cleaner air in your home. A quality HVAC filter is an essential element in creating a healthier home environment. As Indoor Air Quality Specialist, Alen® pursues two main product lines; home HVAC filters and extremely high quality HEPA air purifiers. Our HVAC filters are proudly designed and manufactured in the USA, so quality is never sacrificed. Discover how our home filters can improve air quality throughout your entire home and then one of our HEPA air purifiers in specific rooms for maximum benefits. Remember, your HVAC system does not run 24/7, but a HEPA air purifier can. (Check out our full line of "Alen® Air Purifiers" on Amazon.)PRODUCT DESCRIPTION:The Alen® Airnamic Silver Dust, Pollen and Mold MERV 8 filter is designed to improve the air quality in your home, keeping your air conditioning and heating system running efficiently and saving you money on utilities and maintenance cost. Our filters are extremely well made with a higher count of sharp, crisp pleats, strong durable frames and a wire mesh support grid reinforcing filtration media. Giving you lower airflow resistance, greater energy efficiency and quality you will not find in other brands or big box retail. Dollar for dollar, you will find Alen® Airnamic Silver filters to be the best value available.