Actual filter size is: 19.5 in x 24.5 in x 3.75 in
This filter is compatible with Carrierand Bryant furnaces calling for a 4" filter
The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it
FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 12 months for 4in. and 5in. Filters
A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy. Sign-up for a filter change reminder program that works for you