30x30x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack odor-control maintains soil structure

maintains soil structure

One Super Green LED will light up to a 6' x 6' space

UV degradation

the unique molecular structure of phosphite is readily and easily absorbed by the roots and leaves of the plant

bathroom fans and other HVAC applications

30x30x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack odor-control maintains soil structureNordic 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