2 Pack 213 Replacement Filter,MERV 13,Compatible with AprilAire 213 Whole House Air Purifiers Models,1210,1620,2210,2216,3210,4200,HVAC Furnace Filter Replacement,20x25x4 Air Filter

Compatible Models: The 213 Replacement Air Filter is designed to fit AprilAire 213 Whole House Models 1210, 1620, 2210, 2216, 3210, and 4200.
Note: It is not compatible with the 1213 Upgrade Kit, Model 2120, or Model 2200. The nominal size is 20 x 25 x 4 inches (nominal size is an industry standard filter size system to help you easily identify the correct replacement filter, not necessarily the actual size). Our filters offer an effective solution that integrates seamlessly into your existing system without any modifications.
Latest US Patent Design: The unique foldable design, using 4 bendable metal strips, allows the filter to be easily folded and unfolded. Replacing and installing the filter is simple. It also provides solid support under high air intake and can be conveniently stored when not in use. By using four sealing strips on the top and bottom, the amount of air bypassing the filter can be reduced to provide a better sealing effect.
Easy to install: Unpack, unfold the filter, slide it in, close the doorit's done, without aligning the upper and lower Interlock Rail System. No assembly cardboard or metal strips and screws are needed. This innovative design offers a notable improvement over traditional filters.
Impeccable Performance: The soft and light fiber filter cotton material provides excellent air permeability, low resistance, and a long service life, ensuring optimal airflow throughout your home. Vacuum and dust less often by preventing airborne particles from settling on your furniture and flooring, promoting cleaner and healthier air in your home. It is recommended to replace every 6-12 months depending on the usage and environment