16x20x4 Air Filter MERV 11 (6 Pack), Pleated HVAC AC Furnace Filters

Filterbuy, a brand known for its dedication to providing high-quality air conditioner, furnace, and HVAC system filter replacements, is proud to offer a wide range of custom sizes and filtration ratings to cater to your specific needs. Our goal is to ensure that you, your family, and your community have access to clean indoor air that allows you to live and breathe freely.

What sets our products apart is the premium features they offer. Our filters have a pleated, electrostatic design that captures more particles, as well as a reinforced beverage board frame that can withstand extreme temperatures. This unique combination provides an enhanced filtration experience.

One of the problems we solve is the convenience of purchasing the exact filter size you need from the comfort of your home. With our robust supply chain, we can deliver custom sizes quickly and at no extra cost. We take pride in being able to provide a service that contributes to the health and well-being of our community.

Our range of air filters includes various sizes such as 20x20x1, 16x25x1, and 20x25x1, as well as the popular 20x25x5 Honeywell air filters. Each filter is designed for different levels of protection, ranging from Standard Protection (90%) with MERV 8 ratings to Optimal Protection (98%) with MERV 13 ratings. Additionally, we offer Odor Eliminator filters with activated carbon for inhibiting unpleasant smells.

To ensure that you choose the correct filter size, we provide information on nominal size vs. actual size and offer guidance on how to measure your air filter. Regularly changing your air filter is essential for maintaining a healthy lifestyle and preventing system defects that can lead to unnecessary expenses.

Most of our filters are universally compatible and suitable for various systems. We offer package quantities ranging from 1 to 12 filters to accommodate different needs. Whether you are a pet owner, allergy sufferer, or have children at home, we have you covered.

At Filterbuy, we are dedicated to championing indoor air quality and providing cleaner air for all. Our new green frames symbolize our commitment to ensuring that your home or business is well-cared for. With manufacturing facilities across the United States, we are able to fulfill custom orders promptly and efficiently.

Subscribe to our convenient subscription service to simplify the process of replacing your filters. By enrolling, you can enjoy discounts on every delivery and ensure that your filters arrive on time. With nearly 70 years of experience, Filterbuy is committed to giving back to the community and serving millions of customers with high-quality American-made products.

product information: