Aprilaire 313 Filter for Whole House Air Purifiers - MERV 13, 20x20x4 (Pack of 1)

A small modification can have a significant impact on the atmosphere within your home. The AprilAire 313 Healthy Air 13 Filter is designed to provide that improvement. This replacement filter, crafted for whole-home systems, effectively captures and eliminates common allergens such as airborne pollen, mold spores, bacteria, pet dander, dust particulates, and dust mites as the air flows through its MERV 13 filtration system. By choosing the AprilAire 313, you can create a healthier living space.

Additionally, this filter not only enhances your home's air quality but also safeguards your HVAC system from harmful airborne pollutants, thereby helping to reduce energy costs and extending the lifespan of your equipment. By minimizing dust accumulation, you can improve energy efficiency and prolong the service life of your HVAC system.

AprilAire filters are meticulously designed for compatibility with AprilAire air cleaners, backed by the Pure Fit Promise which guarantees a perfect fit for your air purification equipment. With extremely low initial resistance and a high capacity for dust retention, these filters can last up to 12 months, allowing for less frequent changes compared to traditional filters that typically require replacement every 1 to 3 months.

Moreover, the 4-inch AprilAire filters boast an impressive filter area of 21.3 square feet, providing superior particle capture compared to standard 1-inch filters. The innovation of Self-Seal Technology ensures that no air bypasses the filter, keeping your home cleaner and enabling your HVAC system to operate efficiently.

The AprilAire 313 Healthy Air 13 Filter has a nominal size of 20 x 20 x 4 inches and is compatible with various AprilAire Air Cleaner Models, including 1310, 2310, 3310, and 4300. The patented Interlock Rail System simplifies the installation process, requiring no assembly and making it easy to replace the filter in three simple steps: unpack, slide in, and close the door. Detailed replacement instructions are included in the illustrated packaging.

Manufactured in the USA, the AprilAire filters are supported by the AprilAire Clean Coil Commitment. Note that MERV stands for Minimum Efficiency Reporting Value, a standard that gauges air filter effectiveness—higher numbers indicate better filtration capability. The AprilAire filters are performance tested in accordance with ASHRAE 52.2 standards, achieving a minimum efficiency rating of MERV 13, effectively removing contaminants from the air that passes through the system.

As the heart of the air cleaning process, the filter needs annual replacement. Ensure optimal performance by using only the genuine AprilAire SelfSeal #313 filter.

BUY WITH CONFIDENCE, knowing that the authentic AprilAire 313 replacement air filter is designed and produced in the USA by AprilAire—recognized as a leader in indoor air quality solutions.

CREATE A HEALTHIER HOME by effectively filtering out airborne allergens. The AprilAire 313 replacement air filter is instrumental in capturing common allergy irritants, including dust, pollen, mold spores, bacteria, pet dander, and dust mites, as they pass through the MERV 13 filter.

With BETTER PERFORMANCE resulting from the patented AprilAire Self-Seal Technology, you can trust this filter to minimize air bypassing.

INSTALL IT EASILY with the unique AprilAire Interlock Rail System. Unpack it, slide it in, close the door—it's that simple! No need for additional assembly or reinforcements.

The 20 x 20 x 4-inch nominal air filter size is an industry-standard measurement that simplifies finding the correct replacement filter, not to be confused with the actual dimensions.

Proudly partnering with the American Lung Association, AprilAire supports its mission to enhance lung health and prevent lung diseases.

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