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and lighting recommendations
Greatly improves resistance to abiotic stress factors
The fan's housing is constructed of die-cast aluminum painted black and able to perform well in harsh environments and withstand shocks
• Neutralizes within an hour of activation
25x32x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack controllers and lighting recommendationsNordic Pure Custom MERV 7 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