17_1/8x26_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Monterey Lawn & Garden Products healthy root development

healthy root development

250/950RPM

leading technology for a system this small in size

apply once every 2 or 3 days and reduce applications to once a week after infestation is controlled

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17_1/8x26_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Monterey Lawn & Garden Products healthy root developmentNordic 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