Filterbuy 12x20x1 MERV 11 Allergen Defense Air Filters (6-Pack)

At Filterbuy, we pride ourselves on being a one-stop shop for all of your air conditioner, furnace, or HVAC system filter replacements. This is why we offer hundreds of custom sizes in a variety of filtration ratings to ensure that you can find the perfect fit, regardless of your specific needs. Our goal is to provide you, your family, and your community access to clean indoor air that enables you to live and breathe freely.

What makes our products unique? We offer premium features that provide an enhanced filtration experience via a pleated, electrostatic design that captures more particles and a reinforced beverage board frame capable of withstanding extreme temperatures.

What problem are we solving? We give customers the ability to simply purchase the exact filter size they need from the comfort of their homes. Plus, our robust supply chain ensures that we can deliver these custom sizes quickly at no extra cost.

Why do we love what we do? We love being able to provide a service that helps keep our community healthy.

Our selection includes a variety of MERV-rated air filters to suit different needs:

MERV 8 Air Filters (90% Standard Protection) - Perfect for almost any home or business that wants great indoor air quality at a reasonable rate.

MERV 11 Air Filters (95% Superior Protection) - Perfect for homes or businesses accounting for factors like pets, smokers, and allergy sufferers.

MERV 13 Air Filters (98% Optimal Protection) - Perfect for larger homes or businesses, and those who want the best possible filtration experience.

MERV 8 Air Filters with Activated Carbon (90% Odor Elimination) - Perfect for homes or businesses that want to inhibit unpleasant smells with reliable MERV 8 quality.

We now offer a variety of expert services and hundreds of custom air filter sizes that are compatible with a near-infinite number of systems, because we know that when it comes to clean air, there isn't a one-size-fits-all solution. This enables us to always provide value with a quality product that empowers you to protect your home or business, regardless of your filtration needs.

Our new, green frames are constructed with the same high-quality materials that you have grown accustomed to. We made the decision to switch to this greener design to help symbolize the peace of mind that comes from knowing your home or business is being properly cared for. When you see Filterbuy green, you can exhale with the confidence that you are breathing crisp, pure, fresh air.

From our first air filter produced in 2013, we have proudly built our business in the USA, now manufacturing in Alabama, California, Florida, Illinois, North Carolina, Pennsylvania, Texas, and Utah. This robust, homegrown network gives us the unique ability to swiftly fulfill diverse, custom orders directly to the doors of households and businesses across the country at premium rates.

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