Filterbuy 30x32x2 Air Filters, MERV 11 Allergen Defense (3-Pack)

Measurement System: Minimum Efficiency Reporting Value (MERV) The MERV rating system measures a filter's ability to trap particles, with a scale of 1-20 (smallest microns captured at 20).

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

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

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

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

Nominal Size vs. Actual Size: The nominal size is a rounded measurement, while the actual size depicts the filter's precise dimensions. All filters have both.

Measuring Your Air Filter: If your current filter does not have dimensions listed, use a tape measure to record the width, length, and depth. Round these measurements up to the nearest inch to find the corresponding nominal size.

Why Should I Change My Air Filter? Replacing old filters maintains healthy indoor air quality and prevents system defects that lead to higher energy costs and repairs.

When Should I Change My Air Filter? We generally recommend replacing your filter every 90 days, but this may vary based on factors like pets, allergies, and household size.

Will These Air Filters Fit My System? Our filters are universally compatible with most furnaces, air conditioners, heat pumps, and HVAC systems, as long as you choose the proper size.

How Many Air Filters Do I Need? The number of filters needed depends on your specific requirements, but our selection includes packages ranging from 1 to 12 filters.

How Do I Change My Air Filter? Turn off the power, remove the old filter, and insert the new one in the direction of air flow. Then replace the cover and turn the power back on.

About Us: Championing Indoor Air Quality At Filterbuy, we believe everyone deserves to breathe clean air. We work to provide custom air filter sizes compatible with a wide range of systems, empowering you to protect your home or business.

Green Means Clean: Refreshing New Look, Same Great Quality Our green frames, made from high-quality, recyclable materials, symbolize the confidence that comes with knowing your air is being properly cared for.

100% American Made: Local Sourcing and Manufacturing We proudly produce our filters in the USA, with a robust network that enables swift delivery of custom orders nationwide.

Subscribe and Save: Don't Let Changing Your Filter Be a Burden Enrolling in our subscription service simplifies the process, ensuring your filters arrive on time with a convenient discount.

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