313 Air Filter Replacement Purifiers MERV 13 1310 2310 3310 4300 20x20x4 3 Pack

Compatible Models: 313 air filter compatible with Aprilaire Measuring 20 x 20 x 4 Whole House Models 1310, 2310, 3310, or 4300, ensure your filter replacement fits seamlessly into your existing system<br>Impeccable Performance: Compatible with aprilaire filters, the 313 features a Merv-13 rating for superior air filtration, effectively blocking up to 95% of dust, and this synthetic fiber filter wool offers low resistance and long life. The soft, lightweight fiber filter wool material provides excellent breathability to ensure air circulation in your home.<br>Combo Pack: Compatible with aprilaire 313 filters 2-Pack The filters feature a sturdy frame and tightly woven filter media for long-lasting performance and less frequent replacement, we recommend replacing the filters every 6-12 months for optimal performance (depending on your usage and environment).<br>Long-Lasting Value: Built for durability and efficiency, this filter can last up to 12 months depending on your usage, delivering a cost-e