Simply 18x24x1 Air Filter, Merv 8, 4 Pack, For Home AC Furnace & HVAC (Actual…
Size: 18x24x1. #52 in Furnace Filters. Compatible Devices: Air Conditioner, Furnace, Heat Pump. Compatible Hvac Systems: residential. Long-lasting Filtration & Easy Installation: Enjoy up to 3 months of resilient filtration.