16x28x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Drying Racks Important Note: Almost ALL furnace

Important Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air condition filter

and not necessarily a prerequisite of successful implementation

Optimal trimming speed is 35 RPM

dehumidifying or cooling and dehumidifying

16x28x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Drying Racks Important Note: Almost ALL furnaceNordic Pure Custom MERV 13 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition