Best Air Furnace Filter 20X25X4 (2024 Update)

This product is a set of three genuine Trion OEM replacement air filters, designed to work with Trion Air Bear air cleaners. It is important to note that this filter is not a replacement for a Lennox furnace filter. The nominal size of each filter is 20" x 25" x 5", though the actual size measures 24 1/4” x 19 3/4” x 4 7/8” (not including the 0.25-in gasket located along the top and bottom edges of the filter).

The MERV 11 rated high-performance filter features electrostatically-charged synthetic material, providing superior efficiency with minimal added pressure drop. The 5-inch thick, pleated filter media retains its shape even when dirty or when air pressure drops. This pleated filter media effectively filters out and captures dust, pollen, pet dander, and other airborne particles as small as 1 micron.

The frame of each filter retains strength and shape even in high humidity, while the finger-supported vertical pleats remain evenly spaced, maximizing dirt-holding capacity at low pressures. The galvanized wire mesh and integral width filter media supports media and retains pleat shape even when the filter is dirty.

To ensure optimal performance, it is recommended to replace the filter every 6 months. With this three-pack of genuine Trion OEM filters, customers can easily replace their air filters as needed, ensuring that their air is clean and their air cleaner continues to operate at peak efficiency.

The AprilAire 213 replacement air filter is a genuine product that would satisfy any buyer's needs. Manufactured in the USA by AprilAire, a leader in indoor air quality solutions, this filter is designed to provide optimal performance for your AprilAire Air Purifier Model: 1210, 1620, 2120, 2200, 2210, 2216, 3210, 4200, or Space-Gard 2200 with Upgrade Kit 1213.

This replacement air filter is perfect for creating a healthier home by preventing airborne allergens from circulating through the air. It is designed to trap common allergy triggers such as dust, pollen, mold spores, bacteria, pet dander, and dust mites as they pass through the MERV 13 filter.

With the patented AprilAire Self-Seal Technology, the amount of air bypassing the filter is minimized, resulting in better performance. The installation process is easy and straightforward, thanks to the unique AprilAire Interlock Rail System. Simply unpack the filter, slide it in, close the door, and you're done. No assembly or cardboard or metal reinforcements are needed.

The nominal air filter size is 20 x 25 x 4 inches, which is an industry standard filter size system to help you identify the correct replacement filter easily. It is important to note that this size is nominal and not the actual size.

AprilAire is a proud partner of the American Lung Association and supports its mission to save lives by improving lung health and preventing lung disease. Therefore, when you purchase the AprilAire 213 replacement air filter, you can be confident that you're buying a quality product that is designed to improve the air quality in your home and support a good cause.

Looking for a high-quality replacement air filter for your furnace, air conditioner, heat pump, or HVAC system? Look no further than this 20x25x4 filter, designed to protect your home from pets, allergies, and other airborne particles.

With its MERV 11 synthetic media, this filter is comparable to MPR 1000 – 1200 and FPR 7 models, capturing up to 95% of airborne particles without impacting air flow. Its electrostatically charged, pleated design captures even more harmful particles, and its long lifespan is three times that of fiberglass models.

This filter's industrial-grade beverage board frames, complete with dual wire backings, outperform standard cardboard designs and ensure long-lasting durability. And with all components manufactured in the United States and designed with recyclable materials, you can feel good about your purchase.

So if you want to keep your home's air clean and healthy, choose this high-quality replacement filter for your HVAC system.

Looking for a reliable and durable replacement filter for your furnace, air conditioner, heat pump, or HVAC system? Look no further than these 20x25x4 air filters. With an actual size of 19.38" x 24.38" x 3.63", they are a perfect fit for a variety of systems.

These filters are made with MERV 13 synthetic media, which is comparable with MPR 1500-1900 and FPR 10. This high-quality media can trap up to 98% of airborne particles, including bacteria, without impeding air flow. This means you can breathe easy knowing that your home is protected from harmful pollutants.

The filters feature an electrostatically charged, pleated design that captures even more harmful particles than traditional fiberglass models. This design also prolongs the lifespan of the product by up to three times.

In addition to their superior filtration capabilities, these filters are also built with durability in mind. They feature industrial-grade beverage board frames with dual wire backings that outperform standard cardboard designs. This means you can rely on them to withstand the rigors of regular use.

Lastly, you can feel good about using these filters knowing that all components are manufactured within the United States and designed with recyclable materials. So not only are you protecting your home's air quality, but you're also doing your part for the environment.

Looking for a high-quality filter to effectively remove micron particles from the air? Look no further than this Easy-to-Install, Long-Lasting, UL-Listed filter. With its high-efficiency charged media filter, this replacement filter for Spacegard 2200 and Honeywell models offers superior performance and durability.

One of the standout features of this filter is its high Minimum Efficiency Reporting Value (Media Filters Only) of MERV 13. This means that it is capable of removing a wide range of particles from the air, including pollen, dust mites, pet dander, and more. With its ability to filter out such a wide range of particles, this filter is ideal for use in homes with pets, allergy sufferers, or anyone looking for cleaner, healthier air.

Installation is a breeze with this filter, thanks to its user-friendly design. Simply remove the old filter and replace it with this new one. The filter is also designed to last for an extended period of time, so you won't have to worry about replacing it frequently.

In addition to its impressive filtration performance, this filter is also UL listed, which means it has undergone rigorous testing to ensure its safety and reliability. So if you're looking for a filter that offers superior performance, durability, and safety, this Easy-to-Install, Long-Lasting, UL-Listed filter is the perfect choice.

Looking for an air filter that will keep your home's air clean and healthy? Look no further than the Filtrete Brand 3-in-1 air filter from 3M. This high-quality filter is designed to outperform other 3-month pleated 1 in. home air filters, including those made of fiberglass, that are washable and non-electrostatic.

The Filtrete Brand 3-in-1 air filter is built with exclusive 3M technology that allows it to trap unwanted air particles while allowing cleaner air to flow through. It is designed to attract and capture microscopic particles such as smoke, cough and sneeze debris, bacteria, and viruses, as well as larger particles like lint, household dust, and pollen.

This filter has a rating of MERV 12, with a 1550 MPR. The higher the MPR, the more microparticles the filter will capture from the air passing through it. With its high MPR rating, the Filtrete Brand 3-in-1 air filter is an excellent choice for keeping your home's air clean and healthy.

The Nordic Pure air filter is a top-quality product that you can trust to keep your indoor air fresh and clean. Measuring 20 x 25 x 4 inches nominally, and 19 1/2 x 24 1/2 x 3 5/8 inches actually, it's important to compare your air filter's exact size to ensure a proper fit.

This air filter is made with MERV rated synthetic poly blend pleated media, which effectively captures airborne particles and pollutants and ensures you're breathing in only clean air. If you're replacing a Honeywell or Lennox 20x25x4, or an air filter with an MPR rating with an actual depth of 4 3/8, you'll want to check out our 20x25x5 (4 3/8 actual depth) for a perfect fit.

The Nordic Pure MERV 12 air filter is equivalent to MPR 1500-1900, which means that it effectively captures a wide range of airborne particles, including pollen, pet dander, dust mites, and smoke. This makes it an excellent choice for people with allergies or respiratory issues.

The best part is that this air filter is made in the USA, ensuring that it meets the highest quality standards. So, if you're looking for an air filter that you can rely on to keep your indoor air clean and healthy, look no further than the Nordic Pure MERV 12 air filter.

This 20x25x4 replacement air filter is an excellent choice for those in need of a reliable filter for their furnace, air conditioner, heat pump, or HVAC system. Its actual size is 19.38" x 24.38" x 3.63", making it a perfect fit for most standard systems.

One of the standout features of this filter is its MERV 13 synthetic media. This media is comparable with MPR 1500 – 1900 & FPR 10, and it effectively protects homes from bacteria and other harmful particles by trapping 98% of airborne particles without impacting air flow. With this filter, you can be confident that your home is clean and safe.

The high-quality construction of this filter is another impressive aspect. It features an electrostatically charged, pleated design that captures more harmful particles than other filters on the market. Additionally, this design prolongs the product's lifespan by 3 times that of fiberglass models. This means that you won't have to replace the filter as often, saving you time and money in the long run.

The industrial-grade beverage board frames with dual wire backings are yet another feature that sets this filter apart from the competition. These frames outperform standard cardboard designs, ensuring that the filter stays in place and performs as intended.

Finally, it's worth noting that all components of this filter are manufactured within the United States and designed with recyclable materials. This means that you can feel good about your purchase, knowing that you're supporting American businesses and doing your part for the environment.

This pleated 1 in. home air filter is a highly effective replacement for your furnace, air conditioner, or HVAC system. It has been expertly designed with the exclusive Filtrete Brand 3-in-1 technology from 3M, which effectively traps unwanted air particles while allowing cleaner air to flow through.

The filter has been engineered to outperform both washable and non-electrostatic 3-month pleated filters made from fiberglass. It attracts and captures unwanted particles such as lint, pollen, dust, pet dander, smoke, and smog, ensuring that the air in your home is cleaner and healthier.

With a rating of MERV 11, this 1000 MPR filter is highly efficient at capturing microparticles such as pollen, pet dander, smoke, bacteria, and viruses from the air passing through it. The higher the MPR, the more effective the filter will be at capturing these particles.

Choosing this pleated air filter means you can be confident that the air in your home is cleaner and healthier for you and your family. It is a reliable and highly effective solution for improving the air quality in your home.

The Nordic Pure air filter is a high-quality product that comes in a nominal size of 20 x 25 x 4 inches. However, it is important to note that the actual size of the filter is slightly smaller, measuring 19 1/2 x 24 1/2 x 3 5/8 inches (19.5 x 24.5 x 3.63 cm). It is recommended that customers measure their air filters to ensure a proper fit before purchasing.

If you are replacing a Honeywell or Lennox 20x25x4 filter or one with an MPR rating and an actual depth of 4 3/8 inches, it is advised to consider the 20x25x5 filter with an actual depth of 4 3/8 inches for a proper fit.

The Nordic Pure air filter has a MERV 10 rating, which is equivalent to MPR 1000. This indicates that the filter can effectively capture a variety of airborne particles, including dust, pollen, pet dander, and mold spores. The filter's high MERV rating also ensures superior air quality throughout your living space.

One of the best things about this air filter is that it is made in the USA, ensuring its quality and safety. Customers can trust that they are purchasing a reliable and trustworthy product that is manufactured to the highest standards. Overall, the Nordic Pure air filter is an excellent choice for anyone looking to improve their indoor air quality and breathe cleaner air.