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Ships within 48 hours · Estimated delivery Nov 2 - Nov 7
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in order to avoid contamination and improper readings
employing a
our XL bag is 18" x 18" x 35" and our XXL bag is 20" x 20" x 40" with enough space for almost anything you need
Pressure (Pa) - 578Pa
20x28x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack extraction Download grow data instantlyNordic 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
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