22x29x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack Liquid & Weight Measuring Nordic Pure 14x24x1 MERV 8

Nordic Pure 14x24x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

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Maximum cooling efficiency

and add Base A afterward

22x29x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack Liquid & Weight Measuring Nordic Pure 14x24x1 MERV 8Nordic Pure Custom MERV 7 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