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Greater capacity for air filtration than other options.

Excellent for capturing pet hair and dander.

Color-changing technology removes guesswork.

Why it made the cut: This color-changing filter helps clear the air in pet-filled homes and alerts you when it’s time to be changed. Best for pets: Colorfil 20x25x1 MERV 8 Air Filter This product is manufactured in the USA by Filtration Group, which makes multiple filtration products for use in homes and businesses. Though it’s recommended you change this filter every three months, consider changing it every month during the peak of summer or winter. It filters out microscopic particles that lower MERV-rated filters might miss, such as bacteria, spores, lint, dust mites, viruses, pet dander, and pollen. This MERV 13 air filter from Aerostar features a pleated design made of 100% synthetic electrostatic material, which gives it high efficiency while permitting low air resistance, resulting in a quieter air exchange.

Product packaging might allow allergens in before use.

Why it made the cut: This efficient and quiet filter provides a high level of filtration at a budget-friendly price. Best overall: Aerostar 20x25x1 MERV 13 Pleated Air Filter That’s why we’ve narrowed them down to the following five picks to make it easier, because getting the right component the first time can feel like a breath of fresh air. Once you figure that out, you’ll find endless options in that particular size. The best HVAC filters: Reviews & RecommendationsĬhoosing the right HVAC air filter begins with the question of which size you need. You may also want to consider one of the best air purifiers for your home. But that might not be enough, so sometimes a pack of six is much more efficient and might be cheaper. A lower MERV rating may be the right choice to ensure proper functioning of your unit.Īnnual cost: Most filters come in a pack of at least four, with the idea that you will change it every three months and thus have plenty for a year.

That can lead to problems with the HVAC over time, such as “short cycling” or shutting off prematurely. Those with immunocompromised family members might choose a MERV 13 filter to remove bacteria and viruses.Īirflow: While a MERV 13 air filter might remove everything, that may also mean that the HVAC unit needs to work harder to pull air through the filter. While an air filter with a MERV 8 rating works well just about anywhere, those who live in heavy smog areas might want one rated MERV 11 or higher. How well does a filter remove the things you need removed from your home’s air? That depends greatly upon where you live. Filters with higher MERV ratings trap small particles more effectively than filters with lower MERV ratings. MERV rating: An air filter’s minimum efficiency reporting value (MERV) rating measures how effectively the filter stops dust and other contaminants from passing through the filter and into the air stream. However, the actual dimensions of most filters are usually smaller by a quarter of an inch on each side this means that the filter might not fit as snugly as necessary in some newer models, which could lead to air whistling and inefficient performance. Size: Almost all of the filters tested here were 20 by 25 by 1 inches (also one of the most common sizes in furnace filters). In addition to pets and allergies, here are some other factors I took into account: To narrow down the options, I considered what might work well for the average homeowner-for instance, I have pets, so I need that pet dander gone, and some in my home have allergies, so pollen is a no-no around here. One quick search and you’ll quickly realize that there are more HVAC air filters in more sizes than anyone could possibly test. Best budget: Crisp Filters 20x25x1 MERV 8 Air Filter.Best for allergies: AIRx Filters Allergy 20x25x1 MERV 11 Pleated Air Filter.Best for odors: Flanders 16x16x1 NaturalAire with Baking Soda.

Best for pets: Colorfil 20x25x1 MERV 8 Air Filter.Best overall: Aerostar 20x25x1 MERV 13 Pleated Air Filter.This guide will help you find one of the best HVAC filters based on various criteria that help ensure a cleaner, more comfortable home. But every three months or so, it’s time to pull out that filter and replace it with a new one to keep your furnace and air-conditioning running smoothly.

For such a small item in your heating, ventilation, and air conditioning system, the right air filter really stays busy. It’s keeping out dust and debris, as well as trapping the pet dander, pollen, and other indoor irritants that would otherwise circulate through the system and possibly affect your health and quality of life. And that can be a good thing-that means the filter is doing its job properly, and your HVAC system is the better for it. It’s pretty easy to forget about your HVAC air filter.