510 31 In. X 28 In. X 4 In. MERV 11 FPR 12 Pleated Air Filter for Air Cleaner Mo
510 31 In. Slides easily and securely into patented Interlock Rail System. Air Filter Features Electrostatic,Pleated. Appliance Series Not Applicable. Air Filter Height (in) 31. Air Filter Width (in) 28.
28 In. X 30 In. X 4 In. MERV 11 (FPR 7) Allergen Defense Pleated HVAC AC Furnace
Ensures that your furnace, air conditioner, heat pump, or HVAC system is circulating the cleanest air possible to help preserve your budget and healthy lifestyle. Installation is also made simple with the addition of easy-to-understand arrows that help identify the direction of air flow and subsequently the way the filter needs to be placed.