18x27x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack microbial fertilizer This revolutionary NASA-developed material will

This revolutionary NASA-developed material will reduce thermal imaging heat signatures by 97%

channel scrub brushes with long handle

Its impeller and blades are molded with thermoplastic which have a high resistance to flammability

or wasting valuable electronic resources running cooling fans or other unwanted devices

Input Voltage:                              100~240 VAC

18x27x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack microbial fertilizer This revolutionary NASA-developed material willNordic Pure Custom MERV 10 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