Compatible with 313 MERV 13 Furnace Filter Replacement Perfectly Compatible with AprilAire Whole House Air Purifiers Model: 1310, 2310, 3310, or 4300

MERV-13 Air Filter - 313 replacement filters effectively improve the air quality in your home by capturing airborne particles such as pet dander and household dust, and preventing household odors caused by cooking, smoking and cleaning products.

High Efficiency Filtration - Made with multiple layers of foldable fabric that maximizes air filtration without compromising airflow, improving performance and energy efficiency, creating a comfortable home environment for you.

Compatible 313 air filter：Improve indoor air quality.We offer 1 x 313 replacement air filters, this 313 air filter measures 20 x 20 x 4 inches (nominal dimensions are not actual dimensions), providing ample filtration area to allow for maximum airflow while Effectively filters particles and keeps the air fresh.

100% Satisfaction Guarantee: STARRYIPAO is dedicated to 100% customer satisfaction. We care deeply about our customers and our top priority is to make you satisfy our product. If this Air Purifier, replacement AprilAire 313 has any problems, please feel free to contact us and we.