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Best Air Furnace Filters (2024 Update)

If you’re looking for ways to maintain good air quality in your home and extend the lifespan of your furnace, air filters are a must-have. However, with so many different types and brands available on the market, finding the best air furnace filters for your home can be overwhelming and confusing. There are several factors to consider before making a purchase that can make a significant difference in the quality of air in your home.

One important factor to consider is the size of the filter. Air furnace filters come in a wide variety of sizes to fit different systems, and selecting the right size is essential. Another important factor to consider is the filtration level or MERV rating, which measures how well the filter can trap particles and pollutants. A high MERV rating means the filter can catch smaller particles, but it can also put more strain on your furnace. Additionally, some filters are disposable, while others are washable and reusable, which affects the overall cost and convenience.

Do you have allergies or asthma? Are you concerned about air pollutants in your area? Do you have pets or smokers in your home? Asking yourself these questions can help you better assess what type of air furnace filter is right for your home. Additionally, reading reviews and consulting with a professional HVAC technician can provide valuable insights and recommendations. By taking the time to research and select the best air furnace filter for your home, you can improve your indoor air quality and protect your furnace investment.

10 Best Air Furnace Filters

# Product Image Product Name Product Notes Check Price
1
The product is an air cleaning furnace filter that removes allergens and contaminants for specific Honeywell models.
2
The product is ideal for improving indoor air quality by removing small particles and allergens from AC/furnace systems.
3
This product is ideal for improving air quality by filtering dust, allergens, and other particles in AC and furnace systems.
4
The product is ideal for improving air quality by removing allergens and contaminants from furnace systems.
5
The product is ideal for cleaning and improving air quality in Honeywell furnace systems with its carbon-infused MERV 11 filter.
6
It is ideal for improving air quality and protecting HVAC systems, with a MERV 11 filter rating.
7
Ideal for improving indoor air quality, trapping allergens and microparticles, and enhancing overall health and wellness.
8
This air filter is ideal for filtering allergen particles from Lennox and Honeywell devices.
9
This air filter is ideal for improving indoor air quality by trapping allergens and pollutants in AC/furnace systems.
10
It is an ideal replacement air filter for residential and commercial HVAC systems.
The product is an air cleaning furnace filter that removes allergens and contaminants for specific Honeywell models.
The product is ideal for improving indoor air quality by removing small particles and allergens from AC/furnace systems.
This product is ideal for improving air quality by filtering dust, allergens, and other particles in AC and furnace systems.
The product is ideal for improving air quality by removing allergens and contaminants from furnace systems.
The product is ideal for cleaning and improving air quality in Honeywell furnace systems with its carbon-infused MERV 11 filter.
It is ideal for improving air quality and protecting HVAC systems, with a MERV 11 filter rating.
Ideal for improving indoor air quality, trapping allergens and microparticles, and enhancing overall health and wellness.
This air filter is ideal for filtering allergen particles from Lennox and Honeywell devices.
This air filter is ideal for improving indoor air quality by trapping allergens and pollutants in AC/furnace systems.
It is an ideal replacement air filter for residential and commercial HVAC systems.

1. Honeywell Furnace Filter: Breathe Pure Air!

The BestAir Filter is a powerful air filter designed to provide cleaner air by filtering out unwanted particles such as dust, lint, mold particles, pollen, bacteria, and virus carriers. It is designed to perform with high efficiency and minimum pressure drop, which ultimately conserves energy and lowers costs.

This exceptional air filter has a Minimum Efficiency Reporting Value (MERV) of 11, which means it generates better filtration with fewer particles and contaminants that pass through the filter. The BestAir Filter is manufactured using the latest technology and design to ensure that it traps up to 95% of airborne particles from 0.3 to 10.0 microns.

This long-lasting filter is designed to deliver superior performance for up to 12 months, making it an excellent investment for anyone looking for a reliable and efficient air filter. With its high-performance capabilities and long-life filter design, the BestAir Filter is perfect for people who want to breathe cleaner air and keep their indoor environment healthy.

2. Cleanair 13: Hvac Filter 6-Pack – Aerostar

The 20x20x1 MERV 13 filter is an exceptional solution for those looking to improve the air quality in their homes or offices. 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 1500-1900 & FPR 10. It is specifically designed to capture microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria, ensuring a healthier and cleaner environment.

Installation of the filter is simple and cost-effective, making it an ideal solution for those who value convenience. It is recommended to change the filter every 60 to 90 days, but during peak summer and winter months, it is advised to increase the frequency to 30 days to ensure maximum efficiency.

The filter is made of 100% synthetic electrostatic media, which guarantees high efficiency while maintaining low air flow resistance. This ensures that the filter operates smoothly and effectively without putting a strain on your HVAC system.

Manufactured by Filtration Group, a world-leading manufacturer and supplier of filtration solutions, the 20x20x1 MERV 13 filter is a reliable and trustworthy product that provides exceptional results. With its high-quality materials and cutting-edge design, this filter makes the world a safer, healthier, and more productive place.

3. Aeropro Furnace Filter Pack – 6pk (20x25x4)

The air we breathe plays a crucial role in our overall health and well-being. The 20x25x4 MERV 8 air filter is an excellent tool to help improve the air quality in your home. With an actual size of 19 1/2"x24 1/2"x3 3/4", this filter is comparable with MPR 600 & FPR 5.

This filter is designed to filter microscopic particles such as lint, dust mites, spores, and pollen. With its 100% synthetic electrostatic media, the filter delivers high efficiency with low air flow resistance. This feature ensures that your HVAC system can run smoothly while filtering out harmful particles.

Installing this air filter is simple and cost-effective, making it a practical step towards creating a healthier home environment. The filter should be replaced every 3-6 months, depending on usage, to ensure maximum efficiency.

Filtration Group, a world-leading manufacturer and supplier of filtration solutions, manufactures this air filter. The company is committed to making the world a safer, healthier, and more productive place by providing top-quality air filtration solutions.

4. Honeywell's Allergen-Removing Ac Filter Pack

The BestAir Filter is the perfect solution for those who want to breathe cleaner air. With its advanced technology, this filter is designed to filter out unwanted particles such as dust, lint, mold particles, pollen, bacteria, and virus carriers. Thanks to its high efficiency and minimum pressure drop, this filter can conserve energy and lower costs.

The Minimum Efficiency Reporting Value (MERV) of 11 is a testament to the filter's ability to generate better filtration with fewer particles and contaminants that pass through the filter. This ensures that the air you breathe is as clean as possible.

Using the best technology and design available, this BestAir Filter is manufactured to trap up to 95% of airborne particles from 0.3 to 10.0 microns. This ensures that your air is free from harmful particles that can cause respiratory problems. The long-life filter design also offers long-lasting performance, with the filter lasting up to 12 months.

The BestAir Filter is easy to install and fits seamlessly into any standard HVAC system. It is also compatible with a wide range of systems, making it a versatile solution for anyone looking to improve their indoor air quality.

5. Cleanair Honeywell Filter Infused With Carbon

This electrostatic air filter is a high-quality replacement option that is designed to fit Trion Air Bear Model 435790 and Honeywell Model 203719. With a lifespan of up to 12 months, this filter is a reliable solution for those who are looking to improve the indoor air quality of their home.

The electrostatic technology of this filter helps to filter out airborne particles that can trigger allergies and asthma attacks. This makes it a great option for households that have members who suffer from these conditions. It is also effective in absorbing extreme odors in your home, leaving the air smelling fresher and cleaner.

This filter is easy to install and requires no special tools or skills. It is recommended that you replace your air filter every 3 months for optimal performance. With this electrostatic air filter, you can have peace of mind knowing that you are breathing cleaner air and protecting your health and wellbeing.

6. 6 Pack Aerostar Ac Air Filters – Merv 11

The 16x25x1 Nominal size filter is a top-of-the-line product that will keep your home environment healthy and clean. It has an actual size of 15 3/4"x 24 3/4" x 3/4" and is designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and smoke. This MERV 11 filter is comparable with MPR 1000-1200 & FPR 7, making it a reliable choice for your home.

The filter is made of 100% synthetic electrostatic media which provides high efficiency with low air flow resistance. This means that it is designed to filter out the smallest particles while still allowing air to flow through your HVAC system with ease. The installation process is simple and easy, making it a cost-effective way to improve the air quality in your home.

For best results, it is recommended that you change your filters every 60 to 90 days. However, during peak summer and winter months, it is advised to increase the frequency to 30 days. This will ensure that your filter is operating at maximum efficiency, and your home is receiving the best possible air quality.

Manufactured by Filtration Group, a world-leading manufacturer and supplier of filtration solutions, this filter is a reliable and trustworthy product. Filtration Group is committed to making the world safer, healthier, and more productive, and this filter is no exception. You can trust that this filter will provide you with the highest level of performance and quality.

7. Healthy Living Furnace Filter: Ultra Allergen Protection

The Filtrete MPR 1500 is a superior air filter that employs exclusive 3-in-1 technology from the renowned 3M brand. It has been designed to capture unwanted particles from the air, including microscopic ones such as pollen, pet dander, bacteria, and viruses, as well as large particles like household dust and lint. With a Small Particle Capture rate of 54%, it is highly effective at trapping bacteria and viruses, as tested in accordance with HVAC industry standards.

To achieve optimal performance from your heating & cooling system or HVAC system, it is recommended to replace your home air filter at least every 90 days for 1 inch filters, and at least every 12 months for 4 inch and 5 inch filters. Failure to do so could result in a dirty filter that slows down air flow, making the system work harder to keep you warm or cool, and wasting energy. To avoid such issues, consider signing up for a filter change reminder program that suits your needs.

To make filter replacement even more convenient, the Filtrete MPR 1500 is enabled with Dash Replenishment technology. The device's sensor tracks the life of your filters and automatically places an order for new filters when it's time for a replacement.

Compared to fiberglass, washable, and non-electrostatic 3-month pleated 1 inch home air filters for your furnace, air conditioner, or HVAC system, the Filtrete MPR 1500 outperforms them all. It is certified as asthma and allergy friendly, as outlined in report ASCR: 1246-01, making it an excellent choice for those with respiratory issues or allergies.

With a MERV 12 rating, the Filtrete MPR 1500 is a high-performance air filter that is sure to exceed your expectations. It is an investment in cleaner air and a more efficient heating and cooling system. Upgrade to the Filtrete MPR 1500 today and breathe easier knowing that you are protected against harmful particles in the air.

8. Allergen Defense Air Filter 4-Pack.

If you're looking for an air filter that can keep your home's air clean and fresh, the Filtrete Brand 3-in-1 technology filter from 3M is a great choice. This filter is designed to outperform both washable and non-electrostatic 3-month pleated 1 in. home air filters for your furnace, air conditioner, or HVAC system.

The Filtrete Brand 3-in-1 technology filter is designed with exclusive technology from 3M that uses a pleated design to trap unwanted air particles while letting cleaner air flow through. This technology ensures that your home's air stays clean and fresh, no matter what time of year it is.

One of the best things about this air filter is that it attracts and captures particles such as lint, pollen, dust, pet dander, smoke, and smog. This means that you can breathe easy knowing that the air in your home is free from harmful pollutants and allergens.

The Filtrete Brand 3-in-1 technology filter has a rating of MERV 11 and a 1000 MPR. The higher the MPR, the more microparticles, such as pollen, pet dander, smoke, bacteria, and viruses, your filter will capture from the air passing through it. This means that you can enjoy cleaner, fresher air in your home without having to worry about harmful particles.

9. Healthy Living Ultimate Allergen Filter – 2 Pack

The Filtrete Brand 3-in-1 technology from 3M is designed to provide clean, fresh air in your home by trapping unwanted air particles while letting cleaner air flow through. This technology has been certified as asthma and allergy friendly, making it the ideal solution for those who suffer from allergies or asthma.

The Filtrete Home Air Filter has a Microparticle Performance Rating (MPR) of 1900, which means it outperforms fiberglass, washable, and non-electrostatic 3-month pleated 1 in. home air filters for your furnace, air conditioner, or HVAC system. This rating is equivalent to a Minimum Efficiency Reporting Value (MERV) of 13, which is the industry standard for measuring the effectiveness of air filters.

The higher the MPR, the more microparticles the filter will capture from the air passing through it. This includes pollen, pet dander, smoke, bacteria, and viruses. With a 62% small particle capture rate, this filter is able to trap bacteria and particles that carry viruses as small as 0.3 microns.

To ensure optimal performance of your heating and cooling system or HVAC system, it is recommended to change your home air filter at least every 90 days for 1 in. filters. A dirty filter can slow down air flow and make the system work harder to keep you warm or cool, which wastes energy. Therefore, it is important to sign up for a filter change reminder program that works for you.

The Filtrete Smart App allows you to create a change countdown by simply scanning the barcode on your filter's packaging and choosing 30, 60, or 90 days for your replacement countdown. When the lifespan is up, you will receive a notification to change your filter.

10. Allergy Defense Air Filters – Filterbuy (2-Pack)

This replacement air filter is designed to fit most HVAC systems, including furnaces, air conditioners, heat pumps, and more. Its dimensions are 20x25x5, with an actual size of 19.88" x 24.75" x 4.38". It is compatible with Honeywell F25 (#203720), F35 / F35R (#FC35A1027), F100 / F150 (#FC100A1037), F200 (#FC200E1037), Bryant (FILBBCAR0020, FILXXCAR0020, FILXXCAR0120), Carrier (CARF8250602, CARFC100A1037, CARL86469, EXPXXFIL0020, EXPXXLMC0020, EXPXXUNV0020, FILCCCAR0020, FILXXCAR0020, FILXXCAR0120), Day & Night (MACPAK20), Lennox (X8790, X0586, X5426, X6661, X6673, X7751, BMAC-20C, HCC20-28, HCF20-10, HCF20-16), and Payne (MACPAK20) models.

This air filter boasts a MERV 11 synthetic media, which is comparable to MPR 1000-1200 and FPR 7. This means it effectively traps 95% of airborne particles, including pet dander, pollen, and other allergens, without compromising air flow. The electrostatically charged, pleated filter is 100% made in the US and captures more harmful particles than traditional fiberglass models. It also lasts up to three times longer.

The filter's industrial-grade beverage board frame is recyclable and outperforms standard cardboard designs. This ensures durability and longevity, making it a reliable option for homeowners looking to improve their indoor air quality.

Best Air Furnace Filters FAQs

Are electrostatic air furnace filters more effective than traditional filters?

Electrostatic air furnace filters are generally considered to be more effective than traditional filters. This is because they use a static charge to attract and capture airborne particles, such as dust and pollen. This results in a more comprehensive filtration process that can improve indoor air quality and reduce allergy symptoms.

Traditional filters, on the other hand, typically rely on mechanical filtration to capture particles. While they can still be effective at removing larger particles, such as pet hair or lint, they may not be as effective at capturing smaller particles that can cause respiratory irritation.

That being said, it's important to note that not all electrostatic filters are created equal. Some may be more effective than others, depending on the quality of materials used and the design of the filter itself. It's important to do your research and choose a high-quality electrostatic filter that is compatible with your furnace for optimal performance.

Can air furnace filters help reduce allergy symptoms?

Yes, air furnace filters can help reduce allergy symptoms by capturing allergens such as dust, pollen, pet dander, and mold spores that circulate in the air. Allergy symptoms are caused by the body's reaction to these allergens, which can trigger sneezing, runny nose, itchy eyes, and other uncomfortable symptoms.

Air furnace filters work by trapping these allergens as they flow through the furnace system, preventing them from being recirculated into the air. The higher the MERV (Minimum Efficiency Reporting Value) rating of the filter, the more efficient it is at capturing smaller particles that can trigger allergies.

It's important to note that air furnace filters should be changed regularly to ensure their effectiveness. A dirty filter can actually worsen indoor air quality and contribute to allergy symptoms.

In addition to using high-quality air filters, allergy sufferers may also benefit from other measures such as frequent cleaning, reducing clutter, and using a HEPA air purifier. Consultation with a healthcare professional is also recommended for those with severe allergies.

How do I properly install and maintain an air furnace filter?

Proper installation and maintenance of an air furnace filter can significantly improve indoor air quality and enhance the efficiency of your heating system. Here are some tips to help you:

1. Turn off the furnace: Before installing or replacing the air furnace filter, turn off the furnace to prevent any accidents or damage.

2. Remove the old filter: Open the filter compartment and remove the old filter. Check the size of the filter and ensure that the replacement filter matches the size and type.

3. Install the new filter: Insert the new filter into the filter compartment, making sure that the arrow on the filter is pointing towards the furnace. Ensure that the filter is snugly in place.

4. Set a reminder: Set a reminder to check and replace the air furnace filter every 1-3 months, depending on usage and the manufacturer's recommendations.

5. Clean the filter: If your air furnace filter is reusable, clean it regularly according to the manufacturer's instructions.

By properly installing and maintaining your air furnace filter, you can improve air quality, save money on energy bills, and prolong the lifespan of your furnace.

How often should air furnace filters be replaced?

Air furnace filters should be replaced at least once every three months. However, the frequency of replacement may vary depending on several factors such as the type of filter, the level of air pollution in your area, the number of pets in your house, and the number of people living in your home. If you have pets or allergies, you may need to replace your filter more frequently, typically every 1-2 months. A clogged or dirty filter can reduce the efficiency of your furnace, leading to higher energy bills and potentially causing damage to your furnace. It is always important to follow the manufacturer's recommendations for filter replacement and to check your filter regularly to ensure that it is clean and functioning properly. If you are unsure about the frequency of filter replacement for your particular furnace, it is best to consult with a professional HVAC technician.

What are the benefits of upgrading to a HEPA air furnace filter?

Upgrading to a HEPA air furnace filter can provide several benefits for your home and health. HEPA filters are designed to capture a high percentage of airborne particles, including dust, pollen, pet dander, and even some viruses and bacteria. This can help to improve indoor air quality and reduce the risk of respiratory issues such as allergies and asthma.

In addition, HEPA filters can also help to protect your HVAC system from damage caused by debris buildup. By capturing these particles before they can enter the system, HEPA filters can prolong the lifespan of your furnace and reduce the need for costly repairs.

HEPA filters are also more environmentally friendly than traditional filters, as they require less frequent replacements and produce less waste. While they may be more expensive upfront, the long-term benefits of improved air quality and reduced maintenance costs make them a worthwhile investment for many homeowners.

What are the top-rated air furnace filters on the market?

There are several top-rated air furnace filters available on the market, each with its unique features and benefits. One of the most common types of air furnace filters is the HEPA filter, which is designed to capture tiny particles such as dust, pollen, and pet dander. Another popular option is the electrostatic filter, which uses an electric charge to attract and trap airborne particles.

Some of the top-rated air furnace filters on the market include the Filtrete Allergen Defense Filter, which is designed to capture airborne allergens such as pollen, dust mites, and pet dander; the Honeywell Elite Allergen Pleated FPR 10 Air Filter, which is designed to capture microscopic particles such as smoke, bacteria, and viruses; and the Nordic Pure MERV 12 Pleated AC Furnace Air Filter, which is designed to capture particles as small as 0.3 microns.

Ultimately, the best air furnace filter for your needs will depend on your specific requirements and the air quality in your home. It is important to choose a filter with a high MERV rating, which indicates the filter's ability to capture particles of different sizes, and to replace the filter regularly to ensure optimal performance.

What is the best brand of air furnace filter for homes with high levels of indoor air pollution?

When it comes to choosing the best air furnace filter for homes with high levels of indoor air pollution, there are a few factors to consider. Firstly, it is important to choose a filter with a high MERV rating (Minimum Efficiency Reporting Value), as this indicates its ability to capture small particles and pollutants. Filters with a MERV rating of 11 or higher are recommended for homes with high levels of indoor air pollution.

In terms of brands, some popular options include Honeywell, Filtrete, and Nordic Pure. Honeywell offers a range of high-performance filters with MERV ratings ranging from 8 to 14, while Filtrete offers a variety of options including electrostatic filters and allergen defense filters. Nordic Pure filters are known for their high MERV ratings and ability to capture even the smallest particles.

Ultimately, the best brand of air furnace filter for homes with high levels of indoor air pollution will depend on individual needs and preferences. It is important to do research and choose a filter that is compatible with your furnace and HVAC system, as well as one that meets your specific air quality needs.

What is the best type of air furnace filter for households with pets?

For households with pets, it is recommended to use a furnace filter with a high MERV rating (Minimum Efficiency Reporting Value). A MERV rating of 11 or higher is ideal as it can effectively capture pet dander, hair, and other airborne particles. HEPA (High-Efficiency Particulate Air) filters are also a good option for pet owners as they can capture up to 99.97% of particles as small as 0.3 microns. However, it is important to note that HEPA filters can be costly and may require more frequent replacement than traditional filters. Additionally, electrostatic filters can also be effective in capturing pet hair and dander, as they use an electrostatic charge to attract and trap airborne particles. Ultimately, the best type of air furnace filter for households with pets will depend on individual needs and budget, but it is important to choose a filter with a high MERV rating to ensure optimal air quality and reduce the risk of allergic reactions.

What is the difference between a MERV 8 and MERV 11 air furnace filter?

The main difference between MERV 8 and MERV 11 air furnace filters is their ability to capture particles of different sizes. MERV, or Minimum Efficiency Reporting Value, is a rating system that measures the effectiveness of air filters in capturing particles of varying sizes.

MERV 8 filters are capable of capturing particles as small as 3 microns, such as pollen, dust mites, and pet dander. They are effective in maintaining good indoor air quality and providing basic filtration for most residential HVAC systems.

On the other hand, MERV 11 filters are capable of capturing particles as small as 1 micron, including smaller particles such as mold spores, pet allergens, and fine dust. They offer better filtration than MERV 8 filters and are recommended for homes with pets, people with allergies or respiratory issues, or in areas with high levels of air pollution.

It is important to note that while MERV 11 filters provide better filtration, they may also restrict airflow and put more strain on the HVAC system. It is recommended to consult with a professional HVAC technician to determine the best filter for your specific needs and system.

What is the lifespan of a high-quality air furnace filter?

The lifespan of a high-quality air furnace filter can vary depending on various factors such as the type of filter, the air quality in the home, and the frequency of use. Generally, high-quality air furnace filters can last anywhere from 3 to 6 months before requiring replacement. However, some filters may last up to a year or more depending on the conditions mentioned above.

It is important to follow the manufacturer's recommendations for replacing the air furnace filter. Waiting too long to replace the filter can result in reduced air quality in the home and decreased efficiency of the furnace system. It is also important to regularly check the filter for any signs of damage or clogging, and to replace it as necessary.

Overall, investing in a high-quality air furnace filter and following proper maintenance guidelines can help ensure optimal air quality and energy efficiency in the home.