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Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
identification and counting
FIFRA 25(b) exempt
it does double-duty
making this the most versatile sealer in its class
11_1/2x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Tents & Tarps identification and countingNordic Pure Custom MERV 12 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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