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Use during your flush to help break down salts
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Floralife® Transport Paper is impregnated with compounds that react when exposed to relative humidity above 40%
21_1/2x23_3/8x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack harvest-solutions the most popular size forNordic Pure Custom MERV 14 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