Best Home Furnace Air Filter (2024 Update)

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If you're looking for a way to improve the air quality in your home, a good home furnace air filter is an essential investment. The best home furnace air filters not only help you breathe easier and reduce allergy symptoms, but they can also extend the lifespan of your furnace by keeping it clean and running more efficiently. However, with so many options on the market, it can be challenging to know which one will work best for your needs.

Before buying a home furnace air filter, there are several important factors to consider. First, you need to determine the right size for your furnace. It's important to measure your existing filter or consult your furnace manual to ensure you choose a filter that fits properly. You should also consider the MERV (Minimum Efficiency Reporting Value) rating of the filter, which is a measure of its effectiveness at trapping particles. Higher MERV ratings mean better filtration, but also require more frequent replacement. Finally, consider the type of filter material, as some are better suited for certain scenarios such as pet hair or smoke.

Still not sure which home furnace air filter is best for you? Ask yourself some key questions like "do I have pets or allergies?" and "what is my budget?" to help narrow down your choices. Research online reviews and recommendations from trusted sources to make an informed decision. With the right home furnace air filter, you can enjoy cleaner, healthier indoor air and a more efficient HVAC system.

10 Best Home Furnace Air Filter

# Product Image Product Name Product Notes Check Price
1
Ideal for maintaining a healthy home with allergy relief through whole house air purification using MERV 13 filters.
2
The product is ideal for improving indoor air quality by trapping allergens and reducing odors in a 3-month timeframe.
3
This product is ideal for improving air quality and reducing allergens in the home.
4
The product is ideal for improving air quality in HVAC systems by capturing small particles, allergens, and pollutants.
5
Ideal for improving air quality in AC and furnace systems, providing superior filtration and reducing allergens and pollutants.
6
Improving indoor air quality by filtering out dust, pollen, and other small particles from HVAC systems.
7
Ideal for improving indoor air quality and enhancing the performance of heating and cooling systems.
8
Ideal for improving indoor air quality by trapping dust, pet dander, mold, pollen, and other airborne particles in HVAC systems.
9
This product is ideal for replacing air filters in HVAC systems to reduce dust and improve air quality.
10
Ideal for improving indoor air quality and reducing allergens in homes using compatible Honeywell and Lennox HVAC systems.
Ideal for maintaining a healthy home with allergy relief through whole house air purification using MERV 13 filters.
The product is ideal for improving indoor air quality by trapping allergens and reducing odors in a 3-month timeframe.
This product is ideal for improving air quality and reducing allergens in the home.
The product is ideal for improving air quality in HVAC systems by capturing small particles, allergens, and pollutants.
Ideal for improving air quality in AC and furnace systems, providing superior filtration and reducing allergens and pollutants.
Improving indoor air quality by filtering out dust, pollen, and other small particles from HVAC systems.
Ideal for improving indoor air quality and enhancing the performance of heating and cooling systems.
Ideal for improving indoor air quality by trapping dust, pet dander, mold, pollen, and other airborne particles in HVAC systems.
This product is ideal for replacing air filters in HVAC systems to reduce dust and improve air quality.
Ideal for improving indoor air quality and reducing allergens in homes using compatible Honeywell and Lennox HVAC systems.

1. Healthy Home Aprilaire Air Filters (4-Pack)

The AprilAire 213 is a replacement air filter that has been designed and manufactured in the USA by AprilAire, a leader in indoor air quality solutions. It is specifically designed to optimize the performance of your AprilAire Air Purifier Model, including 1210, 1620, 2120, 2200, 2210, 2216, 3210, 4200, or Space-Gard 2200 with Upgrade Kit 1213. Customers can buy with confidence, knowing that they are purchasing a genuine product.

This air filter helps create a healthier home by preventing airborne allergens from circulating through the air. The MERV 13 filter traps common allergy triggers such as dust, pollen, mold spores, bacteria, pet dander, and dust mites. By doing so, it helps to improve indoor air quality and reduce the risk of allergy symptoms.

Thanks to the patented AprilAire Self-Seal Technology, this air filter offers better performance than other filters on the market. It minimizes the amount of air that bypasses the filter, ensuring that more pollutants are captured and removed from the air.

The AprilAire 213 is incredibly easy to install in the unique AprilAire Interlock Rail System. Customers simply need to unpack the filter, slide it in, and close the door. There is no need for assembly or cardboard or metal reinforcements, making the process quick and hassle-free.

The nominal air filter size of the AprilAire 213 is 20 x 25 x 4 inches. It is important to note that this is a nominal size, which is an industry standard filter size system that helps customers easily identify the correct replacement filter. It is not the actual size of the filter.

In addition to providing high-quality air filters, AprilAire is also a proud partner of the American Lung Association. By supporting its mission to save lives by improving lung health and preventing lung disease, AprilAire is committed to improving the lives of its customers and their families.

2. Allergen Defense Odor-Reducing Air Filters, 2 Pack.

Transform your home into a sanctuary with the Filtrete 20x25x1 MPR 1200 AC Furnace Air Filter, now available in a convenient 2-pack of 3-month pleated filters. This powerful filter helps capture unwanted particles from your household air, contributing to a cleaner and fresher home environment.

It's important to note that this air filter has exact dimensions of 19.81 x 24.81 x 0.81, which are slightly different from the nominal size. But don't worry, the Filtrete filter is specifically designed to fit most standard heating and cooling systems.

The Filtrete 20x25x1 MPR 1200 AC Furnace Air Filter is equipped with exclusive Filtrete 3-in-1 technology that pulls in and traps unwanted particles, allowing cleaner air to flow through. Additionally, it features a unique active carbon layer that helps minimize strong odors from pet smells, smoke, cooking, mildew, and cleaning chemicals.

With a 1200 MPR and MERV 11 rating, this filter is highly effective at capturing countless microparticles and large particles from the air passing through it. This means that not only will it help keep your home environment clean, but it will also improve the air quality within it.

You can also save up to 10% on your orders by subscribing and saving on your first order. Simply click on "Subscribe and Save" to set up your delivery schedule and enjoy the benefits of having a cleaner and healthier home.

Filtrete is the No. 1 Recommended HVAC Air Filter Brand, providing breakthrough technology that changes the way we clean our air. Choose Filtrete Home Air Filters for a cleaner, healthier home for you and your family.

3. Healthy Living Ultra-Allergen Air Filter Duo

Introducing the 2-pack of 3-month pleated 1” Filtrete 20x25x1 MPR 1500 AC Furnace Air Filter, designed to help capture unwanted particles from your household air and contribute to a cleaner, fresher home environment. These air filters are slightly different from the nominal size, with exact dimensions of 19.69 x 24.69 x 0.78.

The Filtrete 3-in-1 technology is exclusively designed to pull in and trap unwanted particles, allowing cleaner air to flow through. With a 1500 MPR and MERV 12 rating, as well as a 54% small particle capture rate, your Filtrete Filter can help capture countless microparticles from the air passing through it.

This furnace filter is CERTIFIED asthma and allergy-friendly and helps capture dust, lint, and other allergens in your household air. It is versatile and works for changing any air filter in your furnace, air conditioner/heating system, or HVAC system. For optimal performance, change your filter at least once every 90 days.

The Filtrete Brand 3-in-1 technology from 3M is designed to pull in and trap unwanted air particles while letting clean air flow through. This electrostatic air filter has a Microparticle Performance Rating of 1500 and is three times better at small particle capture compared to non-electrostatic pleated filters for the capture of 0.3 to 1.0 micron particles.

These air filters are long-lasting and can last up to 3 months. Additionally, on your first order, simply click on Subscribe and Save to set up your delivery schedule and save up to 10% on your orders.

4. Cleanair 16x25x1 Filter Pack – Breathe Easy

The air we breathe in our homes plays a vital role in our health and wellbeing. That's why finding the right air filter is essential. The 16x25x1 MERV 13 filter is an excellent choice for anyone looking to maintain a clean and healthy home environment.

The nominal size of 16x25x1 and the actual size of 15 3/4"x 24 3/4" x 3/4" make it a perfect fit for most residential air systems. This filter is comparable to MPR 1500-1900 & FPR 10, making it an efficient solution for filtering microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria.

Installing this filter is easy, and it is a cost-effective step towards a healthier home environment. For optimal results, it is recommended to change the filter every 60 to 90 days. However, during peak winter and summer months, increasing the frequency to every 30 days is advised.

This filter is made of 100% synthetic electrostatic media, which ensures high efficiency with low air flow resistance. This feature makes it energy efficient, and it can help save on energy bills over time.

The 16x25x1 MERV 13 filter is manufactured by Filtration Group, a world-leading manufacturer and supplier of filtration solutions. With a focus on making the world safer, healthier, and more productive, this filter is sure to deliver top-notch performance.

5. Nordic Pure 20x25x1 Merv 12 Pleated Ac Furnace Air Filters 6 Pack

The Nordic Pure MERV 12 air filter is an excellent choice for those looking for high efficiency air filtration. Measuring at a nominal size of 20 x 25 x 1 and an actual size of 19 1/2 x 24 1/2 x 3/4 (19.5 x 24.5 x 0.75), customers should compare their air filter's size to ensure a proper fit.

The MERV 12 rating means that this filter is capable of capturing a wide range of airborne particles, including pollen, dust mites, and pet dander. This makes it an ideal choice for those with moderate allergies and asthma. The filter's effectiveness is equivalent to MPR 1500-1900, ensuring that it will do a great job at keeping the air in your home clean and healthy.

The Nordic Pure MERV 12 air filter is proudly made in the USA, so customers can feel confident in their purchase. The filter's high-quality construction ensures that it will last for a considerable amount of time, providing excellent air filtration for your home.

6. Clean Breeze 20×20 Merv 8 Air Filter

The 20x20x1 MERV 8 air filter is an essential tool in maintaining a clean and healthy home environment. With a nominal size of 20x20x1 and an actual size of 19 3/4" x 19 3/4" x 3/4", this filter is comparable with MPR 600 & FPR 5. Its primary function is to filter microscopic particles such as lint, dust mites, spores, and pollen, ensuring that the air circulating in your home is free from these irritants.

This filter is 100% synthetic electrostatic media for high efficiency with low air flow resistance. It is manufactured by Filtration Group, a world-leading manufacturer and supplier of filtration solutions, making the world safer, healthier, and more productive.

Installation of this filter is simple, and it is a cost-effective step towards creating a healthier home environment. It is recommended to change your filters every 60 to 90 days, but it is advisable to increase the frequency to 30 days during peak summer and winter months for optimal performance.

7. Nordic Pure 16x20x4 Merv 12 Pleated Ac Furnace Air Filters 2 Pack

The Nordic Pure air filter is a high-quality product designed to improve the air quality in your home or office. It comes in a nominal size of 16 x 20 x 4 inches, with an actual size of 15 1/2 x 19 1/2 x 3 5/8 inches (15.5 x 19.5 x 3.63 cm). It is important to measure your air filter to ensure that it will fit properly, so be sure to compare your filter's exact size to the Nordic Pure's actual size.

If you are replacing a Honeywell or Lennox 16x20x4 air filter or an air filter with an MPR rating with an actual depth of 4 3/8 inches, we recommend using Nordic Pure's 16x20x5 filter, which has an actual depth of 4 3/8 inches.

The Nordic Pure MERV 12 rating is equivalent to MPR 1500-1900, ensuring that it can capture a wide range of airborne particles, including pollen, dust mites, and pet dander. This makes it an excellent choice for those with allergies or respiratory issues.

Additionally, the Nordic Pure air filter is proudly made in the USA, ensuring that it is made with the highest quality materials and standards. With its superior filtration capabilities and precise sizing, the Nordic Pure air filter is a reliable and effective solution for improving your indoor air quality.

8. Trudefense Air Filters: Made In Usa & Pet-Friendly

Introducing the BNX MERV 8 air filter replacement, the perfect solution for your air conditioner, furnace or HVAC system. This 20x20x1 air filter is designed to provide superior performance and features electrostatically charged filter media with unprecedented low air flow resistance.

The BNX MERV 8 air filter is proudly manufactured in the USA by BNX Converting, LLC, a registered and approved facility with EPA Registration # 101638-TX-1. They have adopted a single-sided (one-piece) frame technology to reduce environmental waste and made the product sustainably from recycled cardboard.

The BNX MERV 8 air filter outperforms standard fiberglass filters and adopts the latest in electrostatic filtration technology. This 100% synthetic electrostatically charged air filter media allows for industry-leading superior low air flow resistance while maintaining the highest grade level of filtration.

The BNX air filter has a MERV 8 rating, enabling it to capture 85% of microscopic airborne particles without impacting air flow. It captures microscopic particles such as odors, pet dander, allergens, dust, lint, mold, and dust mites. You will notice cleaner air in just 48 hours with the BNX air filter.

BNX is committed to delivering the highest quality American-made safety products, made with American workers, using the latest automated manufacturing processes and technology with the strictest quality standards. You can rely on BNX to provide you with the best air filter replacement for your air conditioner, furnace or HVAC system.

9. Dust Defense Hvac Filter: 2-Pack, Merv 8

Looking for a reliable replacement air filter for your HVAC system? Look no further than these 16x25x4 air filters. With an actual size of 15.38" x 24.38" x 3.63", these filters are designed to fit a range of systems, including furnaces, air conditioners, heat pumps, and more.

These air filters feature MERV 8 synthetic media, which is comparable to MPR 600 and FPR 5. This media is highly effective at protecting homes from common airborne irritants like dust and pollen, trapping up to 90% of particles without impacting air flow. That means you can breathe easy while enjoying consistent, efficient air flow throughout your home.

One of the standout features of these air filters is their high-quality construction. The electrostatically charged, pleated design captures more harmful particles than traditional fiberglass models, while also extending the product's lifespan by up to 3 times. And with industrial-grade beverage board frames and dual wire backings, these air filters outperform standard cardboard designs, ensuring long-lasting, reliable performance.

Best of all, all components of these air filters are manufactured within the United States using recyclable materials. So not only are you getting a top-quality product, but you can feel good about your purchase's impact on the environment.

10. Micro Allergen Defense Air Filters – 2 Pack

Introducing the Filtrete Brand 3-in-1 home air filters, designed to provide unparalleled air filtration performance for your furnace, air conditioner or HVAC system. These filters outperform traditional washable and non-electrostatic 3-month pleated 1 inch home air filters, thanks to their exclusive 3-in-1 technology from 3M. This innovative technology allows the filter to effectively trap unwanted air particles, giving you cleaner air to breathe.

These filters are highly effective in attracting and capturing a wide range of airborne particles such as lint, pollen, dust, pet dander, smoke and smog. The 1000 MPR (Microparticle Performance Rating) of this filter type has a MERV (Minimum Efficiency Reporting Value) rating of 11, indicating the high level of protection it offers. The higher the MPR rating, the more microparticles the filter can capture from the air passing through it.

With Filtrete Brand 3-in-1 home air filters, you can be confident that you are getting the highest level of air filtration performance possible. These filters are specially designed to provide cleaner air flow while efficiently trapping unwanted particles, making them an ideal choice for households with pets or allergy sufferers.

Best Home Furnace Air Filter FAQs

Are washable air filters a good option for home furnaces?

Yes, washable air filters can be a good option for home furnaces. Unlike disposable filters that need to be replaced every few months, washable filters can be cleaned and reused multiple times. This can save you money in the long run and also reduce waste.

Washable filters can also be more effective than disposable filters at trapping smaller particles like allergens and dust. However, it is important to note that not all washable filters are created equal. Some may be less effective at filtering out particles or may not fit properly in your furnace.

When choosing a washable filter, make sure to select one that is specifically designed for your furnace and has a high MERV rating (minimum efficiency reporting value). It is also important to follow the manufacturer's instructions for cleaning and maintenance to ensure the filter continues to work effectively.

Overall, washable air filters can be a good option for home furnaces, but it is important to choose a high-quality filter and properly maintain it to ensure it provides optimal air filtration.

Can a better air filter improve the energy efficiency of my home furnace?

Yes, a better air filter can improve the energy efficiency of your home furnace. Air filters are an essential component of your furnace system as they prevent dust, dirt, and other airborne particles from entering your furnace and clogging its components. A clogged filter can reduce the airflow, which makes your furnace work harder, leading to increased energy consumption, and ultimately, higher utility bills. By replacing your old filter with a better one, you can ensure that your furnace runs efficiently without consuming more energy than necessary. A high-efficiency air filter can capture more pollutants, reduce the risk of breakdowns, and extend the life of your furnace. It is recommended to choose a filter with a MERV rating of at least 8 for optimal performance. Additionally, regular cleaning or replacement of the air filter is crucial to maintain the efficiency of your furnace and keep your energy bills low.

Do high-efficiency air filters really make a difference in indoor air quality?

Yes, high-efficiency air filters can make a significant difference in indoor air quality. These filters are designed to trap a greater number of airborne particles and pollutants, such as dust, pollen, pet dander, and mold spores. This means that they can help reduce the amount of these pollutants circulating in your home's air, which can be especially beneficial for people with allergies, asthma, or other respiratory issues.

However, it's important to note that the effectiveness of air filters can vary depending on a number of factors, such as the type of filter, the size of your home, and the level of pollutants in your home's air. It's also important to regularly change your air filter according to the manufacturer's recommendations to ensure that it continues to work effectively.

Overall, while high-efficiency air filters are not a complete solution for improving indoor air quality, they can be an effective part of a comprehensive approach to creating a healthier home environment.

How do I know if my home furnace air filter needs to be changed?

Your home furnace air filter plays an essential role in maintaining the indoor air quality and ensuring the proper functioning of your HVAC system. Here are some signs that indicate that your air filter needs to be changed:

1. Poor air quality: If you notice that the air quality in your home has deteriorated, and you are experiencing more dust, allergies, or respiratory problems, it could be a sign that your filter needs to be replaced.

2. Increased energy bills: A dirty air filter can cause your furnace to work harder, increasing your energy bills. If you see an unexplained increase in your energy bills, it could be due to a clogged filter.

3. Unusual noises: A dirty filter can cause your furnace to make unusual sounds. If you hear rattling, banging, or whistling noises, it could be a sign that your filter needs to be changed.

4. Visual inspection: The simplest way to know if your filter needs to be changed is to visually inspect it. If you see that the filter is dirty or clogged, it is time to replace it.

It is recommended that you change your filter every 1-3 months, depending on usage and the type of filter you have.

How often should I replace my home furnace air filter?

To ensure that your furnace is working efficiently and the air quality in your home is maintained, it is recommended to replace your home furnace air filter every 1-3 months. However, the frequency of filter replacement may vary depending on various factors such as the type of filter, the number of people living in your home, the presence of pets, and the level of air pollution in your area.

If you have a disposable filter, it is important to check it at least once a month and replace it when it appears dirty, clogged, or discolored. On the other hand, if you have a reusable filter, it should be cleaned every 1-3 months and replaced every 2-5 years.

Regular replacement or cleaning of your furnace air filter not only improves the indoor air quality but also prolongs the lifespan of your furnace and reduces your energy bills.

What are the benefits of using a HEPA air filter for my home furnace?

HEPA air filters are designed to remove a wide range of airborne particles, including dust, pollen, mold, pet dander, and other allergens. Using a HEPA air filter for your home furnace can provide several benefits, including:

1. Improved air quality: HEPA air filters capture up to 99.97% of airborne particles, which means the air in your home will be cleaner and fresher.

2. Allergy relief: If you or your family members suffer from allergies, a HEPA air filter can help reduce symptoms by removing allergens from the air.

3. Reduced respiratory problems: HEPA air filters can also help reduce respiratory problems by removing pollutants from the air, which can be particularly beneficial for people with asthma or other respiratory issues.

4. Increased energy efficiency: A HEPA air filter can help improve the efficiency of your furnace by reducing the amount of dust and debris that can clog your system, leading to better overall performance and lower energy bills.

Overall, using a HEPA air filter for your home furnace can help improve the air quality in your home, provide allergy relief, reduce respiratory problems, and increase energy efficiency.

What are the best home furnace air filters on the market?

There are several types of home furnace air filters available in the market, and the best one for you depends on your specific needs. However, some of the most popular and effective types of filters are pleated filters, electrostatic filters, HEPA filters, and activated carbon filters.

Pleated filters are made of cotton or polyester and have a larger surface area, which allows them to trap more particles and pollutants. Electrostatic filters use an electric charge to attract and trap particles, and they are washable and reusable. HEPA filters are made of dense layers of fibers and are highly effective at removing tiny particles and allergens. Activated carbon filters are excellent at removing odors and VOCs (Volatile Organic Compounds).

When choosing a filter, consider the MERV (Minimum Efficiency Reporting Value) rating, which indicates the filter's ability to trap particles of different sizes. The higher the MERV rating, the better the filter's performance. However, a higher MERV rating also means that the filter may restrict airflow, which can put a strain on your furnace.

Overall, it's essential to choose a filter that fits your furnace and meets your specific needs, whether it's for allergies, pet dander, or odor control. It's also important to replace your filter regularly, typically every 30-90 days, to ensure optimal performance.

What is the best way to maintain and clean my home furnace air filter?

Maintaining and cleaning your home furnace air filter is crucial to ensure that your furnace runs efficiently and effectively. The best way to clean and maintain your furnace air filter is to replace it regularly, typically every 1-3 months depending on the type of filter and the frequency of use. To replace the filter, turn off the furnace and locate the filter compartment. Remove the old filter and dispose of it properly, then insert the new filter, following the manufacturer's instructions. If your filter is reusable, you can clean it with a vacuum or wash it with soap and water, but be sure to let it dry completely before reinserting it. Regularly cleaning and replacing your furnace air filter will not only improve the air quality in your home but also extend the life of your furnace, saving you money in the long run.

What size air filter do I need for my home furnace?

The size of the air filter needed for the home furnace depends on the size of the furnace and the air flow it requires. To determine the correct size of the air filter, you need to check the owner's manual of your furnace or the label on the existing filter. The label will have the measurements of the filter, including length, width, and thickness. If you do not have the owner's manual or the label on the existing filter, you can measure the filter slot on the furnace. Measure the length, width, and depth of the slot to get the correct dimensions of the filter. It is important to note that using the wrong size filter can decrease the efficiency of the furnace and potentially damage the unit. Therefore, it is essential to use the correct size filter for your furnace to ensure optimal performance and longevity.

What type of air filter is best for homes with pets?

When it comes to choosing an air filter for homes with pets, it is important to consider the specific needs of your household. Pet hair, dander, and odors can all contribute to poor indoor air quality, which can be especially problematic for those with allergies or respiratory issues. One of the best types of air filters for homes with pets is a HEPA filter, which is designed to capture small particles, including pet dander and allergens. Additionally, activated carbon filters can help to absorb odors from pet waste and other sources. It is also important to choose an air filter with a high MERV (Minimum Efficiency Reporting Value) rating, as this indicates the filter's ability to trap small particles. Regularly changing your air filter is also key to maintaining good indoor air quality in homes with pets.

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