12x26_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack AIR FILTER BOXES System box size:

System box size:

The active ingredient is Beauveria bassiana

Fan speeds can be programmed to automatically adjust to high and low temperatures and humidity

Packaging Dimensions:                   275mm(L) x 164mm(W) x 62mm(H)

Our specially formulated LED camera lens ideally balances the light output of popular LED lights

12x26_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack AIR FILTER BOXES System box size:Nordic Pure Custom MERV 8 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