16x22_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack discounted 25-inch long machine screws with

25-inch long machine screws with nuts to mount three 120 mm fans with the included three 120mm fan guards onto the ventilation grille

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Our larger XL model can hold up to 7 lbs per trim cycle

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16x22_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack discounted 25-inch long machine screws withNordic Pure Custom MERV 8 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